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Finding the Third Proportional to 57,815,880 and 125,158,200

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Solution

The third proportional to 57,815,880 and 125,158,200 is: 270,938,970.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,815,880 : 125,158,200 = 125,158,200 : x
  2. Step 2: Convert to fraction form
    57,815,880/125,158,200 = 125,158,200/x
  3. Step 3: Cross multiply
    57,815,880x = 125,158,200 × 125,158,200
  4. Step 4: Simplify right side
    57,815,880x = 15,664,575,027,240,000
  5. Step 5: Solve for x
    x = 15,664,575,027,240,000/57,815,880
  6. Step 6: Final answer
    x = 270,938,970.87

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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.