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Finding the Third Proportional to 91,596,940 and 197,542,384

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Solution

The third proportional to 91,596,940 and 197,542,384 is: 426,029,444.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,596,940 : 197,542,384 = 197,542,384 : x
  2. Step 2: Convert to fraction form
    91,596,940/197,542,384 = 197,542,384/x
  3. Step 3: Cross multiply
    91,596,940x = 197,542,384 × 197,542,384
  4. Step 4: Simplify right side
    91,596,940x = 39,022,993,476,403,456
  5. Step 5: Solve for x
    x = 39,022,993,476,403,456/91,596,940
  6. Step 6: Final answer
    x = 426,029,444.61

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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.