Home / 31,145,358.94-68,152,500.56

Finding the Third Proportional to 31,145,358.94 and 68,152,500.56

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Solution

The third proportional to 31,145,358.94 and 68,152,500.56 is: 149,131,796.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,145,358.94 : 68,152,500.56 = 68,152,500.56 : x
  2. Step 2: Convert to fraction form
    31,145,358.94/68,152,500.56 = 68,152,500.56/x
  3. Step 3: Cross multiply
    31,145,358.94x = 68,152,500.56 × 68,152,500.56
  4. Step 4: Simplify right side
    31,145,358.94x = 4,644,763,332,921,563
  5. Step 5: Solve for x
    x = 4,644,763,332,921,563/31,145,358.94
  6. Step 6: Final answer
    x = 149,131,796.56

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.