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: [[27, -7, -36, -49, -31], [17, 12], [26, -15], [32, 41, -26, 14, -30]]

[10335276, 204, -390, 14327040]