Home / 550,369,332.15-825,553,998.23-508,279,204.95

Finding the Fourth Proportional to 550,369,332.15, 825,553,998.23 and 508,279,204.95

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Solution

The fourth proportional to 550,369,332.15, 825,553,998.23 and 508,279,204.95 is: 762,418,807.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,369,332.15 : 825,553,998.23 = 508,279,204.95 : x
  2. Step 2: Convert to fraction form
    550,369,332.15/825,553,998.23 = 508,279,204.95/x
  3. Step 3: Cross multiply
    550,369,332.15x = 825,553,998.23 × 508,279,204.95
  4. Step 4: Simplify right side
    550,369,332.15x = 419,611,929,861,096,704
  5. Step 5: Solve for x
    x = 419,611,929,861,096,704/550,369,332.15
  6. Step 6: Final answer
    x = 762,418,807.43

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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.