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Finding the Third Proportional to 57,811,304 and 85,120,080

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Solution

The third proportional to 57,811,304 and 85,120,080 is: 125,328,915.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,811,304 : 85,120,080 = 85,120,080 : x
  2. Step 2: Convert to fraction form
    57,811,304/85,120,080 = 85,120,080/x
  3. Step 3: Cross multiply
    57,811,304x = 85,120,080 × 85,120,080
  4. Step 4: Simplify right side
    57,811,304x = 7,245,428,019,206,400
  5. Step 5: Solve for x
    x = 7,245,428,019,206,400/57,811,304
  6. Step 6: Final answer
    x = 125,328,915.24

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.