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Finding the Third Proportional to 69,355,456 and 108,004,291

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Solution

The third proportional to 69,355,456 and 108,004,291 is: 168,190,471.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,355,456 : 108,004,291 = 108,004,291 : x
  2. Step 2: Convert to fraction form
    69,355,456/108,004,291 = 108,004,291/x
  3. Step 3: Cross multiply
    69,355,456x = 108,004,291 × 108,004,291
  4. Step 4: Simplify right side
    69,355,456x = 11,664,926,874,412,680
  5. Step 5: Solve for x
    x = 11,664,926,874,412,680/69,355,456
  6. Step 6: Final answer
    x = 168,190,471.91

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.