Conversion formula

The conversion factor from fluid ounces to liters is 0.0295735296875, which means that 1 fluid ounce is equal to 0.0295735296875 liters:

1 fl oz = 0.0295735296875 L

To convert 640 fluid ounces into liters we have to multiply 640 by the conversion factor in order to get the volume amount from fluid ounces to liters. We can also form a simple proportion to calculate the result:

1 fl oz → 0.0295735296875 L

640 fl oz → V_(L)

Solve the above proportion to obtain the volume V in liters:

V_(L) = 640 fl oz × 0.0295735296875 L

V_(L) = 18.927059 L

The final result is:

640 fl oz → 18.927059 L

We conclude that 640 fluid ounces is equivalent to 18.927059 liters:

640 fluid ounces = 18.927059 liters

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 liter is equal to 0.052834410248312 × 640 fluid ounces.

Another way is saying that 640 fluid ounces is equal to 1 ÷ 0.052834410248312 liters.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that six hundred forty fluid ounces is approximately eighteen point nine two seven liters:

640 fl oz ≅ 18.927 L

An alternative is also that one liter is approximately zero point zero five three times six hundred forty fluid ounces.

Conversion table

fluid ounces to liters chart

For quick reference purposes, below is the conversion table you can use to convert from fluid ounces to liters