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Finding the Third Proportional to 98,915,217 and 151,310,130

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Solution

The third proportional to 98,915,217 and 151,310,130 is: 231,458,375.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,915,217 : 151,310,130 = 151,310,130 : x
  2. Step 2: Convert to fraction form
    98,915,217/151,310,130 = 151,310,130/x
  3. Step 3: Cross multiply
    98,915,217x = 151,310,130 × 151,310,130
  4. Step 4: Simplify right side
    98,915,217x = 22,894,755,440,616,900
  5. Step 5: Solve for x
    x = 22,894,755,440,616,900/98,915,217
  6. Step 6: Final answer
    x = 231,458,375.52

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.