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Finding the Third Proportional to 160,991,764 and 251,053,586

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Solution

The third proportional to 160,991,764 and 251,053,586 is: 391,497,685.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,991,764 : 251,053,586 = 251,053,586 : x
  2. Step 2: Convert to fraction form
    160,991,764/251,053,586 = 251,053,586/x
  3. Step 3: Cross multiply
    160,991,764x = 251,053,586 × 251,053,586
  4. Step 4: Simplify right side
    160,991,764x = 63,027,903,043,459,392
  5. Step 5: Solve for x
    x = 63,027,903,043,459,392/160,991,764
  6. Step 6: Final answer
    x = 391,497,685.83

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.