409 US gallons in US dry barrels

Conversion formula
How to convert 409 US gallons to US dry barrels?

We know (by definition) that: $1\mathrm{usgallon}\approx 0.0327380952380952\mathrm{drybarrel}$

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

Now, we cross multiply to solve for our unknown $x$:

Conclusion: 409 ⁢ usgallon ≈ 13.389880952380937 ⁢ drybarrel

Conversion in the opposite direction

The inverse of the conversion factor is that 1 US dry barrel is equal to 0.0746832629473216 times 409 US gallons.

It can also be expressed as: 409 US gallons is equal to $\frac{1}{\mathrm{0.0746832629473216}}$ US dry barrels.

Approximation

An approximate numerical result would be: four hundred and nine US gallons is about thirteen point three nine US dry barrels, or alternatively, a US dry barrel is about zero point zero seven times four hundred and nine US gallons.