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Finding the Third Proportional to 135,854,554 and 298,398,292

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Solution

The third proportional to 135,854,554 and 298,398,292 is: 655,418,151.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,854,554 : 298,398,292 = 298,398,292 : x
  2. Step 2: Convert to fraction form
    135,854,554/298,398,292 = 298,398,292/x
  3. Step 3: Cross multiply
    135,854,554x = 298,398,292 × 298,398,292
  4. Step 4: Simplify right side
    135,854,554x = 89,041,540,668,517,264
  5. Step 5: Solve for x
    x = 89,041,540,668,517,264/135,854,554
  6. Step 6: Final answer
    x = 655,418,151.60

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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.