Home / 1,981,394,529.48-2,974,245,438.94-801,787,046.61

Finding the Fourth Proportional to 1,981,394,529.48, 2,974,245,438.94 and 801,787,046.61

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Solution

The fourth proportional to 1,981,394,529.48, 2,974,245,438.94 and 801,787,046.61 is: 1,203,552,059.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981,394,529.48 : 2,974,245,438.94 = 801,787,046.61 : x
  2. Step 2: Convert to fraction form
    1,981,394,529.48/2,974,245,438.94 = 801,787,046.61/x
  3. Step 3: Cross multiply
    1,981,394,529.48x = 2,974,245,438.94 × 801,787,046.61
  4. Step 4: Simplify right side
    1,981,394,529.48x = 2,384,711,466,394,684,928
  5. Step 5: Solve for x
    x = 2,384,711,466,394,684,928/1,981,394,529.48
  6. Step 6: Final answer
    x = 1,203,552,059.38

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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.