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Finding the Third Proportional to 122,816,607 and 267,156,534

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Solution

The third proportional to 122,816,607 and 267,156,534 is: 581,131,618.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,816,607 : 267,156,534 = 267,156,534 : x
  2. Step 2: Convert to fraction form
    122,816,607/267,156,534 = 267,156,534/x
  3. Step 3: Cross multiply
    122,816,607x = 267,156,534 × 267,156,534
  4. Step 4: Simplify right side
    122,816,607x = 71,372,613,658,893,152
  5. Step 5: Solve for x
    x = 71,372,613,658,893,152/122,816,607
  6. Step 6: Final answer
    x = 581,131,618.94

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.