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Finding the Third Proportional to 40,957,464 and 87,993,126

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Solution

The third proportional to 40,957,464 and 87,993,126 is: 189,044,668.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,957,464 : 87,993,126 = 87,993,126 : x
  2. Step 2: Convert to fraction form
    40,957,464/87,993,126 = 87,993,126/x
  3. Step 3: Cross multiply
    40,957,464x = 87,993,126 × 87,993,126
  4. Step 4: Simplify right side
    40,957,464x = 7,742,790,223,251,876
  5. Step 5: Solve for x
    x = 7,742,790,223,251,876/40,957,464
  6. Step 6: Final answer
    x = 189,044,668.96

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.