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Finding the Third Proportional to 167,515,955 and 251,451,081

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Solution

The third proportional to 167,515,955 and 251,451,081 is: 377,442,531.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,515,955 : 251,451,081 = 251,451,081 : x
  2. Step 2: Convert to fraction form
    167,515,955/251,451,081 = 251,451,081/x
  3. Step 3: Cross multiply
    167,515,955x = 251,451,081 × 251,451,081
  4. Step 4: Simplify right side
    167,515,955x = 63,227,646,136,068,560
  5. Step 5: Solve for x
    x = 63,227,646,136,068,560/167,515,955
  6. Step 6: Final answer
    x = 377,442,531.58

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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.