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Finding the Third Proportional to 99,612,684 and 153,838,098

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Solution

The third proportional to 99,612,684 and 153,838,098 is: 237,581,796.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,612,684 : 153,838,098 = 153,838,098 : x
  2. Step 2: Convert to fraction form
    99,612,684/153,838,098 = 153,838,098/x
  3. Step 3: Cross multiply
    99,612,684x = 153,838,098 × 153,838,098
  4. Step 4: Simplify right side
    99,612,684x = 23,666,160,396,257,604
  5. Step 5: Solve for x
    x = 23,666,160,396,257,604/99,612,684
  6. Step 6: Final answer
    x = 237,581,796.27

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.