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Finding the Third Proportional to 102,873,469 and 156,721,953

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Solution

The third proportional to 102,873,469 and 156,721,953 is: 238,757,094.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,873,469 : 156,721,953 = 156,721,953 : x
  2. Step 2: Convert to fraction form
    102,873,469/156,721,953 = 156,721,953/x
  3. Step 3: Cross multiply
    102,873,469x = 156,721,953 × 156,721,953
  4. Step 4: Simplify right side
    102,873,469x = 24,561,770,552,134,208
  5. Step 5: Solve for x
    x = 24,561,770,552,134,208/102,873,469
  6. Step 6: Final answer
    x = 238,757,094.43

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.