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Finding the Third Proportional to 62,305,668 and 136,356,912

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Solution

The third proportional to 62,305,668 and 136,356,912 is: 298,419,197.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,305,668 : 136,356,912 = 136,356,912 : x
  2. Step 2: Convert to fraction form
    62,305,668/136,356,912 = 136,356,912/x
  3. Step 3: Cross multiply
    62,305,668x = 136,356,912 × 136,356,912
  4. Step 4: Simplify right side
    62,305,668x = 18,593,207,450,175,744
  5. Step 5: Solve for x
    x = 18,593,207,450,175,744/62,305,668
  6. Step 6: Final answer
    x = 298,419,197.59

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.