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Finding the Third Proportional to 89,217,504 and 136,390,542

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Solution

The third proportional to 89,217,504 and 136,390,542 is: 208,505,944.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,217,504 : 136,390,542 = 136,390,542 : x
  2. Step 2: Convert to fraction form
    89,217,504/136,390,542 = 136,390,542/x
  3. Step 3: Cross multiply
    89,217,504x = 136,390,542 × 136,390,542
  4. Step 4: Simplify right side
    89,217,504x = 18,602,379,947,053,764
  5. Step 5: Solve for x
    x = 18,602,379,947,053,764/89,217,504
  6. Step 6: Final answer
    x = 208,505,944.61

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.