Step 1:
The first step to converting 489768772.2226 to a fraction is to re-write 489768772.2226 in the form p/q where p and q are both positive integers. To start with, 489768772.2226 can be written as simply 489768772.2226/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 489768772.2226, which in this case is 4. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 489768772.2226/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 489768772.2226/1 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 489768772.2226 as a fraction:
489768772/1 / 1