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Finding the Third Proportional to 91,596,812 and 197,542,126

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Solution

The third proportional to 91,596,812 and 197,542,126 is: 426,028,927.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,596,812 : 197,542,126 = 197,542,126 : x
  2. Step 2: Convert to fraction form
    91,596,812/197,542,126 = 197,542,126/x
  3. Step 3: Cross multiply
    91,596,812x = 197,542,126 × 197,542,126
  4. Step 4: Simplify right side
    91,596,812x = 39,022,891,544,599,872
  5. Step 5: Solve for x
    x = 39,022,891,544,599,872/91,596,812
  6. Step 6: Final answer
    x = 426,028,927.13

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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.