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Finding the Third Proportional to 125,420,658 and 270,061,764

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Solution

The third proportional to 125,420,658 and 270,061,764 is: 581,509,916.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,420,658 : 270,061,764 = 270,061,764 : x
  2. Step 2: Convert to fraction form
    125,420,658/270,061,764 = 270,061,764/x
  3. Step 3: Cross multiply
    125,420,658x = 270,061,764 × 270,061,764
  4. Step 4: Simplify right side
    125,420,658x = 72,933,356,374,791,696
  5. Step 5: Solve for x
    x = 72,933,356,374,791,696/125,420,658
  6. Step 6: Final answer
    x = 581,509,916.61

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.