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: [[25, 50], [-46, -16, -24, -46], [7, -43, -21, 30, 45], [26, -28, 19]]

[1250, 812544, 8533350, -13832]