Home / 397,816,194.80-548,913,471.24-221,599,804.88

Finding the Fourth Proportional to 397,816,194.80, 548,913,471.24 and 221,599,804.88

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Solution

The fourth proportional to 397,816,194.80, 548,913,471.24 and 221,599,804.88 is: 305,767,134.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,816,194.80 : 548,913,471.24 = 221,599,804.88 : x
  2. Step 2: Convert to fraction form
    397,816,194.80/548,913,471.24 = 221,599,804.88/x
  3. Step 3: Cross multiply
    397,816,194.80x = 548,913,471.24 × 221,599,804.88
  4. Step 4: Simplify right side
    397,816,194.80x = 121,639,118,122,787,488
  5. Step 5: Solve for x
    x = 121,639,118,122,787,488/397,816,194.80
  6. Step 6: Final answer
    x = 305,767,134.96

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