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Finding the Third Proportional to 391,061,496 and 849,383,538

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Solution

The third proportional to 391,061,496 and 849,383,538 is: 1,844,856,632.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    391,061,496 : 849,383,538 = 849,383,538 : x
  2. Step 2: Convert to fraction form
    391,061,496/849,383,538 = 849,383,538/x
  3. Step 3: Cross multiply
    391,061,496x = 849,383,538 × 849,383,538
  4. Step 4: Simplify right side
    391,061,496x = 721,452,394,625,397,504
  5. Step 5: Solve for x
    x = 721,452,394,625,397,504/391,061,496
  6. Step 6: Final answer
    x = 1,844,856,632.54

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.