Home / 276,155,103.24-381,102,121.98-150,715,344.69

Finding the Fourth Proportional to 276,155,103.24, 381,102,121.98 and 150,715,344.69

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Solution

The fourth proportional to 276,155,103.24, 381,102,121.98 and 150,715,344.69 is: 207,991,585.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,155,103.24 : 381,102,121.98 = 150,715,344.69 : x
  2. Step 2: Convert to fraction form
    276,155,103.24/381,102,121.98 = 150,715,344.69/x
  3. Step 3: Cross multiply
    276,155,103.24x = 381,102,121.98 × 150,715,344.69
  4. Step 4: Simplify right side
    276,155,103.24x = 57,437,937,676,306,128
  5. Step 5: Solve for x
    x = 57,437,937,676,306,128/276,155,103.24
  6. Step 6: Final answer
    x = 207,991,585.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.