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Finding the Third Proportional to 68,979,972 and 95,910,174

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Solution

The third proportional to 68,979,972 and 95,910,174 is: 133,354,091.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,979,972 : 95,910,174 = 95,910,174 : x
  2. Step 2: Convert to fraction form
    68,979,972/95,910,174 = 95,910,174/x
  3. Step 3: Cross multiply
    68,979,972x = 95,910,174 × 95,910,174
  4. Step 4: Simplify right side
    68,979,972x = 9,198,761,476,710,276
  5. Step 5: Solve for x
    x = 9,198,761,476,710,276/68,979,972
  6. Step 6: Final answer
    x = 133,354,091.19

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.