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Finding the Third Proportional to 167,198,632 and 258,253,044

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Solution

The third proportional to 167,198,632 and 258,253,044 is: 398,894,619.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,198,632 : 258,253,044 = 258,253,044 : x
  2. Step 2: Convert to fraction form
    167,198,632/258,253,044 = 258,253,044/x
  3. Step 3: Cross multiply
    167,198,632x = 258,253,044 × 258,253,044
  4. Step 4: Simplify right side
    167,198,632x = 66,694,634,735,265,936
  5. Step 5: Solve for x
    x = 66,694,634,735,265,936/167,198,632
  6. Step 6: Final answer
    x = 398,894,619.76

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.