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: [[-2, 10, 27, -30], [9, -32, 36, -1], [-11, 15, -16], [48, 38, -49]]

[16200, 10368, 2640, -89376]