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Finding the Third Proportional to 177,789,068 and 267,156,939

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Solution

The third proportional to 177,789,068 and 267,156,939 is: 401,446,674.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,789,068 : 267,156,939 = 267,156,939 : x
  2. Step 2: Convert to fraction form
    177,789,068/267,156,939 = 267,156,939/x
  3. Step 3: Cross multiply
    177,789,068x = 267,156,939 × 267,156,939
  4. Step 4: Simplify right side
    177,789,068x = 71,372,830,055,849,720
  5. Step 5: Solve for x
    x = 71,372,830,055,849,720/177,789,068
  6. Step 6: Final answer
    x = 401,446,674.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.