How to convert 139 US tablespoons to dry gallons?
We know (by definition) that:
We can set up a proportion to solve for the number of dry gallons.
Now, we cross multiply to solve for our unknown :
Conversion in the opposite direction
The inverse of the conversion factor is that 1 dry gallon is equal to 2.14311999750849 times 139 US tablespoons.
It can also be expressed as: 139 US tablespoons is equal to dry gallons.
An approximate numerical result would be: one hundred and thirty-nine US tablespoons is about zero point four seven dry gallons, or alternatively, a dry gallon is about two point one four times one hundred and thirty-nine US tablespoons.
 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.