Home / 56,165,743.10-84,248,614.65-31,895,291.90

Finding the Fourth Proportional to 56,165,743.10, 84,248,614.65 and 31,895,291.90

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Solution

The fourth proportional to 56,165,743.10, 84,248,614.65 and 31,895,291.90 is: 47,842,937.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,165,743.10 : 84,248,614.65 = 31,895,291.90 : x
  2. Step 2: Convert to fraction form
    56,165,743.10/84,248,614.65 = 31,895,291.90/x
  3. Step 3: Cross multiply
    56,165,743.10x = 84,248,614.65 × 31,895,291.90
  4. Step 4: Simplify right side
    56,165,743.10x = 2,687,134,156,432,366.50
  5. Step 5: Solve for x
    x = 2,687,134,156,432,366.50/56,165,743.10
  6. Step 6: Final answer
    x = 47,842,937.85

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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.