Home / 89,291,092.62-123,217,543.11-49,601,195.91

Finding the Fourth Proportional to 89,291,092.62, 123,217,543.11 and 49,601,195.91

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Solution

The fourth proportional to 89,291,092.62, 123,217,543.11 and 49,601,195.91 is: 68,447,336.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,291,092.62 : 123,217,543.11 = 49,601,195.91 : x
  2. Step 2: Convert to fraction form
    89,291,092.62/123,217,543.11 = 49,601,195.91/x
  3. Step 3: Cross multiply
    89,291,092.62x = 123,217,543.11 × 49,601,195.91
  4. Step 4: Simplify right side
    89,291,092.62x = 6,111,737,495,347,980
  5. Step 5: Solve for x
    x = 6,111,737,495,347,980/89,291,092.62
  6. Step 6: Final answer
    x = 68,447,336.86

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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.