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Finding the Third Proportional to 669,102,711.38 and 1,449,389,586.75

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Solution

The third proportional to 669,102,711.38 and 1,449,389,586.75 is: 3,139,622,868.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,102,711.38 : 1,449,389,586.75 = 1,449,389,586.75 : x
  2. Step 2: Convert to fraction form
    669,102,711.38/1,449,389,586.75 = 1,449,389,586.75/x
  3. Step 3: Cross multiply
    669,102,711.38x = 1,449,389,586.75 × 1,449,389,586.75
  4. Step 4: Simplify right side
    669,102,711.38x = 2,100,730,174,179,335,680
  5. Step 5: Solve for x
    x = 2,100,730,174,179,335,680/669,102,711.38
  6. Step 6: Final answer
    x = 3,139,622,868.76

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.