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Finding the Fourth Proportional to 532,462,228.20, 798,693,342.30 and 360,469,549.80

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Solution

The fourth proportional to 532,462,228.20, 798,693,342.30 and 360,469,549.80 is: 540,704,324.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,462,228.20 : 798,693,342.30 = 360,469,549.80 : x
  2. Step 2: Convert to fraction form
    532,462,228.20/798,693,342.30 = 360,469,549.80/x
  3. Step 3: Cross multiply
    532,462,228.20x = 798,693,342.30 × 360,469,549.80
  4. Step 4: Simplify right side
    532,462,228.20x = 287,904,629,527,138,304
  5. Step 5: Solve for x
    x = 287,904,629,527,138,304/532,462,228.20
  6. Step 6: Final answer
    x = 540,704,324.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.