Convert Tola to Teragram
Convert tolas to teragrams instantly. 1 tola = 1.16638e-11 teragram — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Teragram to Tola converter for the reverse conversion.
Units explained
Tola
The tola equals 180 troy grains, about 11.6638 grams (three-eighths of a troy ounce).
From Sanskrit 'tula', meaning a balance or weighing.
The primary unit for gold and silver across India, Pakistan, and Nepal.
Fixed at 180 grains under British India in 1833.
Teragram
A teragram (Tg) equals 10^9 kilograms, or one million metric tons.
From the SI prefix 'tera-' (from Greek 'teras', monster).
Used in large-scale environmental and industrial mass accounting.
The tera- prefix entered the SI in 1960.
Tola to Teragram 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 tolas and teragrams:
To convert tolas to teragrams, multiply the value in tolas by 1.16638e-11. To reverse, multiply teragrams by 8.573532e+10.
How to use this converter
Type a value into the calculator. The result in teragrams updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Teragram to Tola converter for the reverse direction.
Step-by-step: convert tolas to teragrams
- Write down the value in tolas (tola).
- Multiply that value by the factor 1.16638e-11.
- The product is the equivalent value in teragrams (Tg).
- To reverse, multiply the teragram value by 8.573532e+10.
Worked examples
Example 1 — Convert 1 tola to Tg:
1 × 1.16638e-11 = 1.16638e-11 Tg
Example 2 — Convert 100 tola to Tg:
100 × 1.16638e-11 = 1.16638e-9 Tg
Real-world example — Hardware-scale dimensions
A 10-tola fastener or component is about as long as a thumbnail. Mechanics and DIY enthusiasts convert between tolas and teragrams daily when mixing metric and imperial tools.
10 tola × 1.16638e-11 = 1.16638e-10 Tg
Real-world example — Postcard and small-object dimensions
A postcard is about 5 tolas wide. Converting to teragrams is essential for international postal addressing forms that ask for dimensions in different units across countries.
5 tola × 1.16638e-11 = 5.831902e-11 Tg
Real-world example — Ruler-scale measurements
A 30-tola school ruler converts cleanly to teragrams — useful when buying a desk accessory from a retailer whose product specs use a different unit.
30 tola × 1.16638e-11 = 3.499141e-10 Tg
Tola to Teragram conversion table
Standard reference values for converting tolas to teragrams:
| Tola [tola] | Teragram [Tg] |
|---|---|
| 0.01 | 1.16638e-13 |
| 0.1 | 1.16638e-12 |
| 1 | 1.16638e-11 |
| 2 | 2.332761e-11 |
| 3 | 3.499141e-11 |
| 4 | 4.665522e-11 |
| 5 | 5.831902e-11 |
| 10 | 1.16638e-10 |
| 20 | 2.332761e-10 |
| 30 | 3.499141e-10 |
| 40 | 4.665522e-10 |
| 50 | 5.831902e-10 |
| 100 | 1.16638e-9 |
| 500 | 5.831902e-9 |
| 1000 | 1.16638e-8 |
Frequently asked questions
How many teragrams is 1 tola?
How do I convert tolas to teragrams?
How do I convert teragrams back to tolas?
How many teragrams is 100 tolas?
Popular weight unit conversions
Convert Tola to other weight units
Show all Tola conversions
Metric / SI (18 units)
Avoirdupois (15 units)
Troy & Apothecary (10 units)
Indian / South Asian (5 units)
Scientific / Atomic (9 units)
Astronomical (4 units)
Biblical / Ancient (14 units)
Sources & references
Conversion factor (1 tola = 1.16638e-11 Tg) verified against the following authoritative sources:
- BIPM — The International System of Units (SI Brochure 9th ed.)
Official BIPM publication defining the seven SI base units (including the meter) and the rules for their use. The global authority on units of measurement.
- NIST — Guide to the SI
US National Institute of Standards and Technology reference covering the SI base and derived units with definitions and usage rules for US technical practice.
- NIST Special Publication 811 — Guide for the Use of the International System of Units
Detailed NIST guide covering exact conversion factors between SI and US customary units along with formatting and rounding conventions.
- NIST — Refinement of values for the yard and pound (Federal Register 1959)
The treaty (signed by US
- International Hydrographic Organization — Resolution on the Nautical Mile
International authority that standardised the nautical mile at exactly 1852 m in 1929 — the value adopted worldwide for sea and air navigation.