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Finding the Third Proportional to 102,873,482 and 156,721,982

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Solution

The third proportional to 102,873,482 and 156,721,982 is: 238,757,152.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,873,482 : 156,721,982 = 156,721,982 : x
  2. Step 2: Convert to fraction form
    102,873,482/156,721,982 = 156,721,982/x
  3. Step 3: Cross multiply
    102,873,482x = 156,721,982 × 156,721,982
  4. Step 4: Simplify right side
    102,873,482x = 24,561,779,642,008,324
  5. Step 5: Solve for x
    x = 24,561,779,642,008,324/102,873,482
  6. Step 6: Final answer
    x = 238,757,152.62

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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.