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Finding the Third Proportional to 73,945,440 and 159,582,419

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Solution

The third proportional to 73,945,440 and 159,582,419 is: 344,396,469.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,945,440 : 159,582,419 = 159,582,419 : x
  2. Step 2: Convert to fraction form
    73,945,440/159,582,419 = 159,582,419/x
  3. Step 3: Cross multiply
    73,945,440x = 159,582,419 × 159,582,419
  4. Step 4: Simplify right side
    73,945,440x = 25,466,548,453,891,560
  5. Step 5: Solve for x
    x = 25,466,548,453,891,560/73,945,440
  6. Step 6: Final answer
    x = 344,396,469.26

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.