Home / 154,261,742.28-231,229,929.78-50,603,890.92

Finding the Fourth Proportional to 154,261,742.28, 231,229,929.78 and 50,603,890.92

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Solution

The fourth proportional to 154,261,742.28, 231,229,929.78 and 50,603,890.92 is: 75,852,469.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,261,742.28 : 231,229,929.78 = 50,603,890.92 : x
  2. Step 2: Convert to fraction form
    154,261,742.28/231,229,929.78 = 50,603,890.92/x
  3. Step 3: Cross multiply
    154,261,742.28x = 231,229,929.78 × 50,603,890.92
  4. Step 4: Simplify right side
    154,261,742.28x = 11,701,134,144,026,380
  5. Step 5: Solve for x
    x = 11,701,134,144,026,380/154,261,742.28
  6. Step 6: Final answer
    x = 75,852,469.78

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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.