Definition: In this task you will be given a list of lists, of numbers. For every inner list, you should multiply every number in that list and put the results in your answer. The output should be a list of numbers with the same length as the number of the lists in the input list.
Input: [[15, -15, -28, -20, -17], [-30, -10, 7, -19, 32], [-47, -13, 19]]

[2142000, -1276800, 11609]