Home / 87,644,165.52-120,945,314.91-47,951,501.53

Finding the Fourth Proportional to 87,644,165.52, 120,945,314.91 and 47,951,501.53

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Solution

The fourth proportional to 87,644,165.52, 120,945,314.91 and 47,951,501.53 is: 66,171,084.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,644,165.52 : 120,945,314.91 = 47,951,501.53 : x
  2. Step 2: Convert to fraction form
    87,644,165.52/120,945,314.91 = 47,951,501.53/x
  3. Step 3: Cross multiply
    87,644,165.52x = 120,945,314.91 × 47,951,501.53
  4. Step 4: Simplify right side
    87,644,165.52x = 5,799,509,452,650,834
  5. Step 5: Solve for x
    x = 5,799,509,452,650,834/87,644,165.52
  6. Step 6: Final answer
    x = 66,171,084.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.