Home / 472,392,690.30-708,589,035.45-213,616,352.70

Finding the Fourth Proportional to 472,392,690.30, 708,589,035.45 and 213,616,352.70

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Solution

The fourth proportional to 472,392,690.30, 708,589,035.45 and 213,616,352.70 is: 320,424,529.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,392,690.30 : 708,589,035.45 = 213,616,352.70 : x
  2. Step 2: Convert to fraction form
    472,392,690.30/708,589,035.45 = 213,616,352.70/x
  3. Step 3: Cross multiply
    472,392,690.30x = 708,589,035.45 × 213,616,352.70
  4. Step 4: Simplify right side
    472,392,690.30x = 151,366,205,316,040,000
  5. Step 5: Solve for x
    x = 151,366,205,316,040,000/472,392,690.30
  6. Step 6: Final answer
    x = 320,424,529.05

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