Step 1:
The first step to converting 809735885.4247 to a fraction is to re-write 809735885.4247 in the form p/q where p and q are both positive integers. To start with, 809735885.4247 can be written as simply 809735885.4247/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 809735885.4247, which in this case is 4. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 809735885.4247/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 809735885.4247/1 each by 10000:
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 809735885.4247 as a fraction:
809735885/1 / 1