Step 1:
The first step to converting 220896446.85604 to a fraction is to re-write 220896446.85604 in the form p/q where p and q are both positive integers. To start with, 220896446.85604 can be written as simply 220896446.85604/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 220896446.85604, which in this case is 5. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 220896446.85604/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 220896446.85604/1 each by 100000:
Step 3:
Now the last step is to simplify the fraction (if possible) by finding similar factors and cancelling them out, which leads to the following answer for 220896446.85604 as a fraction:
220896446/1 / 1