4 zeros were added to the number, which means that the original number was multiplied by the 4th power of 10.
When a whole number is multiplied by the nth power of 10, n zeros are added to the number.
In this problem:
4 zeros were added to the number, which means that the original number was multiplied by the 4th power of 10.
A similar problem is given at https://brainly.com/question/16394306