Home / 81,760,679.91-122,659,248.85-23,463,813.38

Finding the Fourth Proportional to 81,760,679.91, 122,659,248.85 and 23,463,813.38

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Solution

The fourth proportional to 81,760,679.91, 122,659,248.85 and 23,463,813.38 is: 35,200,951.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,760,679.91 : 122,659,248.85 = 23,463,813.38 : x
  2. Step 2: Convert to fraction form
    81,760,679.91/122,659,248.85 = 23,463,813.38/x
  3. Step 3: Cross multiply
    81,760,679.91x = 122,659,248.85 × 23,463,813.38
  4. Step 4: Simplify right side
    81,760,679.91x = 2,878,053,723,675,424
  5. Step 5: Solve for x
    x = 2,878,053,723,675,424/81,760,679.91
  6. Step 6: Final answer
    x = 35,200,951.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.