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Finding the Third Proportional to 89,801,354 and 193,972,756

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Solution

The third proportional to 89,801,354 and 193,972,756 is: 418,985,108.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,801,354 : 193,972,756 = 193,972,756 : x
  2. Step 2: Convert to fraction form
    89,801,354/193,972,756 = 193,972,756/x
  3. Step 3: Cross multiply
    89,801,354x = 193,972,756 × 193,972,756
  4. Step 4: Simplify right side
    89,801,354x = 37,625,430,070,235,536
  5. Step 5: Solve for x
    x = 37,625,430,070,235,536/89,801,354
  6. Step 6: Final answer
    x = 418,985,108.73

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.