lemon_cups = float(input('Enter amount of lemon juice (in cups):\n'))
water_cups = float(input('Enter amount of water (in cups):\n'))
agave_cups = float(input('Enter amount of agave nectar (in cups):\n'))
servings = float(input('How many servings does this make?\n'))
print()
print('Lemonade ingredients - yields {:.2f} servings' .format(servings))
print('{:.2f} cup(s) lemon juice' .format(lemon_cups))
print('{:.2f} cup(s) water' .format(water_cups))
print('{:.2f} cup(s) agave nectar' .format(agave_cups))
print()
n_serving = float(input('How many servings would you like to make?\n'))
print()
print('Lemonade ingredients - yields {:.2f} servings' .format(n_serving))
x = n_serving/servings
lemon_cups = lemon_cups * x
water_cups = water_cups * x
agave_cups = agave_cups * x
print('{:.2f} cup(s) lemon juice' .format(lemon_cups))
print('{:.2f} cup(s) water' .format(water_cups))
print( '{:.2f} cup(s) agave nectar' .format(agave_cups))
print()
print(Lemonade ingredients - yields {:.2f}

Lemonade ingredients - yields 48.00 servings