Step 1:
The first step to converting 78700374.815564 to a fraction is to re-write 78700374.815564 in the form p/q where p and q are both positive integers. To start with, 78700374.815564 can be written as simply 78700374.815564/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 78700374.815564, which in this case is 6. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 78700374.815564/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 78700374.815564/1 each by 1000000:
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 78700374.815564 as a fraction:
78700374/1 / 1