# 216 US customary teaspoons in US gallons

## Conversion

216 US customary teaspoons is equivalent to 0.28125 US gallons.^{[1]}

## Conversion formula

How to convert 216 US customary teaspoons to US gallons?

We know (by definition) that: $1\mathrm{usteaspoon}\approx 0.00130208333333333\mathrm{usgallon}$

We can set up a proportion to solve for the number of US gallons.

$\frac{1\mathrm{usteaspoon}}{216\mathrm{usteaspoon}}\approx \frac{0.00130208333333333\mathrm{usgallon}}{x\mathrm{usgallon}}$Now, we cross multiply to solve for our unknown $x$:

$x\mathrm{usgallon}\approx \frac{216\mathrm{usteaspoon}}{1\mathrm{usteaspoon}}*0.00130208333333333\mathrm{usgallon}\to x\mathrm{usgallon}\approx 0.2812499999999993\mathrm{usgallon}$Conclusion: $216\mathrm{usteaspoon}\approx 0.2812499999999993\mathrm{usgallon}$

## Conversion in the opposite direction

The inverse of the conversion factor is that **1 US gallon is equal to 3.55555555555556 times 216 US customary teaspoons**.

It can also be expressed as: 216 US customary teaspoons is equal to $\frac{1}{\mathrm{3.55555555555556}}$ US gallons.

## Approximation

An approximate numerical result would be: **two hundred and sixteen US customary teaspoons is about zero point two eight US gallons**, or alternatively, *a US gallon is about three point five six times two hundred and sixteen US customary teaspoons*.

## Footnotes

[1] The precision is 15 significant digits (fourteen digits to the right of the decimal point).

Results may contain small errors due to the use of floating point arithmetic.