Home / 154,261,743.28-231,229,931.28-50,603,891.92

Finding the Fourth Proportional to 154,261,743.28, 231,229,931.28 and 50,603,891.92

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Solution

The fourth proportional to 154,261,743.28, 231,229,931.28 and 50,603,891.92 is: 75,852,471.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,261,743.28 : 231,229,931.28 = 50,603,891.92 : x
  2. Step 2: Convert to fraction form
    154,261,743.28/231,229,931.28 = 50,603,891.92/x
  3. Step 3: Cross multiply
    154,261,743.28x = 231,229,931.28 × 50,603,891.92
  4. Step 4: Simplify right side
    154,261,743.28x = 11,701,134,451,162,148
  5. Step 5: Solve for x
    x = 11,701,134,451,162,148/154,261,743.28
  6. Step 6: Final answer
    x = 75,852,471.28

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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.