Home / 151,391,711.88-227,125,869.12-42,216,894.72

Finding the Fourth Proportional to 151,391,711.88, 227,125,869.12 and 42,216,894.72

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Solution

The fourth proportional to 151,391,711.88, 227,125,869.12 and 42,216,894.72 is: 63,336,022.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,391,711.88 : 227,125,869.12 = 42,216,894.72 : x
  2. Step 2: Convert to fraction form
    151,391,711.88/227,125,869.12 = 42,216,894.72/x
  3. Step 3: Cross multiply
    151,391,711.88x = 227,125,869.12 × 42,216,894.72
  4. Step 4: Simplify right side
    151,391,711.88x = 9,588,548,904,827,538
  5. Step 5: Solve for x
    x = 9,588,548,904,827,538/151,391,711.88
  6. Step 6: Final answer
    x = 63,336,022.73

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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.