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Finding the Fourth Proportional to 276,802,600, 415,204,304 and 113,040,358.56

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Solution

The fourth proportional to 276,802,600, 415,204,304 and 113,040,358.56 is: 169,560,702.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,802,600 : 415,204,304 = 113,040,358.56 : x
  2. Step 2: Convert to fraction form
    276,802,600/415,204,304 = 113,040,358.56/x
  3. Step 3: Cross multiply
    276,802,600x = 415,204,304 × 113,040,358.56
  4. Step 4: Simplify right side
    276,802,600x = 46,934,843,399,815,240
  5. Step 5: Solve for x
    x = 46,934,843,399,815,240/276,802,600
  6. Step 6: Final answer
    x = 169,560,702.83

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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.