In what ways did the new system of government fulfill the nation's need for a stronger central government and at the same time allay its fear of a government having too much power

The new system consisted of two kinds of power which was the state and national power which meant that there was a division of power which ensured that the government does not hold 100% power. This creates fair rights between the central government and the state. Both had their own specific rights and tasks where both cannot overlap each other. 

Louis xvi wanted to force aristocrats to pay taxes for the first time