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Finding the Third Proportional to 167,856,666 and 361,222,508

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Solution

The third proportional to 167,856,666 and 361,222,508 is: 777,339,997.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,856,666 : 361,222,508 = 361,222,508 : x
  2. Step 2: Convert to fraction form
    167,856,666/361,222,508 = 361,222,508/x
  3. Step 3: Cross multiply
    167,856,666x = 361,222,508 × 361,222,508
  4. Step 4: Simplify right side
    167,856,666x = 130,481,700,285,810,064
  5. Step 5: Solve for x
    x = 130,481,700,285,810,064/167,856,666
  6. Step 6: Final answer
    x = 777,339,997.24

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.