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Finding the Third Proportional to 39,796,099.88 and 84,375,108

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Solution

The third proportional to 39,796,099.88 and 84,375,108 is: 178,890,868.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,796,099.88 : 84,375,108 = 84,375,108 : x
  2. Step 2: Convert to fraction form
    39,796,099.88/84,375,108 = 84,375,108/x
  3. Step 3: Cross multiply
    39,796,099.88x = 84,375,108 × 84,375,108
  4. Step 4: Simplify right side
    39,796,099.88x = 7,119,158,850,011,664
  5. Step 5: Solve for x
    x = 7,119,158,850,011,664/39,796,099.88
  6. Step 6: Final answer
    x = 178,890,868.01

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.