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Finding the Third Proportional to 91,425,820 and 195,250,836

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Solution

The third proportional to 91,425,820 and 195,250,836 is: 416,981,646.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,425,820 : 195,250,836 = 195,250,836 : x
  2. Step 2: Convert to fraction form
    91,425,820/195,250,836 = 195,250,836/x
  3. Step 3: Cross multiply
    91,425,820x = 195,250,836 × 195,250,836
  4. Step 4: Simplify right side
    91,425,820x = 38,122,888,958,698,896
  5. Step 5: Solve for x
    x = 38,122,888,958,698,896/91,425,820
  6. Step 6: Final answer
    x = 416,981,646.53

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.