Mass and Weight · Unit Converter

Convert Ratti to Quadrans (Biblical Roman)

Convert rattis to quadranses (biblical roman) instantly. 1 ratti = 2.019738581 quadrans (biblical roman) — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Quadrans (Biblical Roman) to Ratti converter for the reverse conversion.

Written by Sunith Babu L, Ph.D., Lead Engineer Reviewed by Dr. Ashok Kumar K, Ph.D.
Mass and Weight category 2 min read Published Last reviewed Updated

Units explained

Indian / South Asian

Ratti

What is a ratti?

The ratti equals about 0.1215 gram, the smallest traditional South Asian weight.

Origin of the ratti

Based on the seed of the Gunja plant (Abrus precatorius), or 'raktika' in Sanskrit.

Where it is used

Gemstones and gold in Indian and South Asian jewelry.

When and where it was developed

One of the oldest weight units of the Indian subcontinent, later standardized.

Biblical / Ancient

Quadrans (Biblical Roman)

What is a quadrans (biblical roman)?

The quadrans was a quarter of an as, about 0.06 gram in this scale.

Origin of the quadrans (biblical roman)

From Latin 'quadrans', a quarter part.

Where it is used

Roman small change referenced in scripture.

When and where it was developed

A minor Roman bronze denomination.

Ratti to Quadrans (Biblical Roman) conversion formula

Note: this conversion uses a generally accepted modern value. Historical and regional definitions of this unit varied across times and places.

The relationship between rattis and quadranses (biblical roman):

1 ratti = 2.019738581 quadrans
1 quadrans = 0.4951135802 ratti

To convert rattis to quadranses (biblical roman), multiply the value in rattis by 2.019738581. To reverse, multiply quadranses (biblical roman) by 0.4951135802.

How to use this converter

Type a value into the calculator. The result in quadranses (biblical roman) updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Quadrans (Biblical Roman) to Ratti converter for the reverse direction.

Step-by-step: convert rattis to quadranses (biblical roman)

  1. Write down the value in rattis (ratti).
  2. Multiply that value by the factor 2.019738581.
  3. The product is the equivalent value in quadranses (biblical roman) (quadrans).
  4. To reverse, multiply the quadrans (biblical roman) value by 0.4951135802.

Worked examples

Example 1 — Convert 1 ratti to quadrans:
1 × 2.019738581 = 2.019738581 quadrans

Example 2 — Convert 100 ratti to quadrans:
100 × 2.019738581 = 201.9738580997 quadrans

Real-world example — Plastic-film thickness alternates

A 150-ratti plastic film converts cleanly to quadranses (biblical roman) — useful for packaging buyers reconciling supplier datasheets across metric and US measurement systems.

150 ratti × 2.019738581 = 302.9607871495 quadrans

Real-world example — Hair-width scale measurements

A 70-ratti measurement (about the diameter of a human hair) is the kind of value materials engineers regularly express in adjacent micro-scale units like quadranses (biblical roman) for direct comparison across supplier datasheets.

70 ratti × 2.019738581 = 141.3817006698 quadrans

Real-world example — Paper and film thicknesses

At the thickness of office paper (roughly 3 rattis), converting between sub-millimeter units is routine for packaging and printing buyers comparing quotes from metric and US suppliers.

3 ratti × 2.019738581 = 6.059215743 quadrans

Ratti to Quadrans (Biblical Roman) conversion table

Standard reference values for converting rattis to quadranses (biblical roman):

Ratti [ratti]Quadrans (Biblical Roman) [quadrans]
0.010.0201973858
0.10.2019738581
12.019738581
24.039477162
36.059215743
48.078954324
510.098692905
1020.19738581
2040.3947716199
3060.5921574299
4080.7895432399
50100.9869290498
100201.9738580997
5001009.8692904983
10002019.7385809965

Frequently asked questions

How many quadranses (biblical roman) is 1 ratti?
1 ratti equals 2.019738581 quadrans (biblical roman).
How do I convert rattis to quadranses (biblical roman)?
Multiply the value in rattis by 2.019738581 to get quadranses (biblical roman).
How do I convert quadranses (biblical roman) back to rattis?
Multiply the value in quadranses (biblical roman) by 0.4951135802, or use the Quadrans (Biblical Roman) to Ratti converter.
How many quadranses (biblical roman) is 100 rattis?
100 rattis equals 201.9738580997 quadranses (biblical roman), because 100 × 2.019738581 = 201.9738580997.

Convert Ratti to other weight units

Show all Ratti conversions
Metric / SI (18 units)
Ratti to Attogram (ag) Ratti to Femtogram (fg) Ratti to Picogram (pg) Ratti to Nanogram (ng) Ratti to Microgram (µg) Ratti to Milligram (mg) Ratti to Centigram (cg) Ratti to Decigram (dg) Ratti to Gram (g) Ratti to Dekagram (dag) Ratti to Hectogram (hg) Ratti to Kilogram (kg) Ratti to Quintal (metric) (q) Ratti to Metric Ton (t) Ratti to Gigagram (Gg) Ratti to Teragram (Tg) Ratti to Petagram (Pg) Ratti to Exagram (Eg)
Avoirdupois (15 units)
Ratti to Grain (gr) Ratti to Dram (avoirdupois) (dr) Ratti to Ounce (oz) Ratti to Pound (lb) Ratti to Clove (clove) Ratti to Stone (US) (st) Ratti to Stone (UK) (st) Ratti to Quarter (US) (qr) Ratti to Quarter (UK) (qr) Ratti to Hundredweight (US) (cwt) Ratti to Hundredweight (UK) (cwt) Ratti to Wey (wey) Ratti to Kilopound (kip) (kip) Ratti to Ton (short, US) (sh tn) Ratti to Ton (long, UK) (long tn)
Troy & Apothecary (10 units)
Ratti to Point (1/100 carat) (pt) Ratti to Carat (metric) (ct) Ratti to Scruple (apothecary) (s ap) Ratti to Pennyweight (dwt) Ratti to Momme (mom) Ratti to Mace (mace) Ratti to Dram (apothecary/troy) (dr ap) Ratti to Troy Ounce (oz t) Ratti to Tael (tael) Ratti to Pound (troy/apothecary) (lb t)
Indian / South Asian (5 units)
Ratti to Masha (masha) Ratti to Tola (tola) Ratti to Chittack (Chatank) (chittack) Ratti to Seer (Ser) (seer) Ratti to Maund (Mann) (maund)
Scientific / Atomic (9 units)
Ratti to Electron Mass (rest) (me) Ratti to MeV/c2 (MeV/c²) Ratti to Muon Mass (mµ) Ratti to Atomic Mass Unit (u) Ratti to Proton Mass (mp) Ratti to Neutron Mass (mn) Ratti to Deuteron Mass (md) Ratti to Carbon-12 Atom Mass (C-12) Ratti to Planck Mass (mP)
Astronomical (4 units)
Ratti to Lunar Mass (Moon) (M☾) Ratti to Earth's Mass (M⊕) Ratti to Jupiter Mass (MJ) Ratti to Sun's Mass (M☉)
Biblical / Ancient (14 units)
Ratti to Lepton (Biblical Roman) (lepton) Ratti to Quadrans (Biblical Roman) (quadrans) Ratti to Assarion (Biblical Roman) (assarion) Ratti to Gerah (Biblical Hebrew) (gerah) Ratti to Drachma (Biblical Greek) (drachma) Ratti to Denarius (Biblical Roman) (denarius) Ratti to Bekan (Biblical Hebrew) (bekah) Ratti to Didrachma (Biblical Greek) (didrachma) Ratti to Shekel (Biblical Hebrew) (shekel) Ratti to Tetradrachma (Biblical Greek) (tetra) Ratti to Mina (Biblical Greek) (mina) Ratti to Mina (Biblical Hebrew) (mina) Ratti to Talent (Biblical Greek) (talent) Ratti to Talent (Biblical Hebrew) (talent)
Force / Engineering (5 units)
Ratti to Poundal (pdl) Ratti to Ton (assay) (US) (AT) Ratti to Ton (assay) (UK) (AT) Ratti to Kilogram-force square second/meter (hyl) Ratti to Slug (slug)

Sources & references

Conversion factor (1 ratti = 2.019738581 quadrans) verified against the following authoritative sources:

Results are provided for general reference. Verify critical measurements against an authoritative standard.