How to convert 393 US customary teaspoons to imperial gallons?
We know (by definition) that:
We can set up a proportion to solve for the number of imperial gallons.
Now, we cross multiply to solve for our unknown :
Conversion in the opposite direction
The inverse of the conversion factor is that 1 imperial gallon is equal to 2.34689451091025 times 393 US customary teaspoons.
It can also be expressed as: 393 US customary teaspoons is equal to imperial gallons.
An approximate numerical result would be: three hundred and ninety-three US customary teaspoons is about zero point four three imperial gallons, or alternatively, a imperial gallon is about two point three five times three hundred and ninety-three US customary teaspoons.
 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.