Home / 791,498,083.43-1,187,429,516.83-273,928,521.85

Finding the Fourth Proportional to 791,498,083.43, 1,187,429,516.83 and 273,928,521.85

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Solution

The fourth proportional to 791,498,083.43, 1,187,429,516.83 and 273,928,521.85 is: 410,955,906.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,498,083.43 : 1,187,429,516.83 = 273,928,521.85 : x
  2. Step 2: Convert to fraction form
    791,498,083.43/1,187,429,516.83 = 273,928,521.85/x
  3. Step 3: Cross multiply
    791,498,083.43x = 1,187,429,516.83 × 273,928,521.85
  4. Step 4: Simplify right side
    791,498,083.43x = 325,270,812,348,114,560
  5. Step 5: Solve for x
    x = 325,270,812,348,114,560/791,498,083.43
  6. Step 6: Final answer
    x = 410,955,906.48

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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.