Home / 154,101,247.20-231,186,512.88-51,862,321.44

Finding the Fourth Proportional to 154,101,247.20, 231,186,512.88 and 51,862,321.44

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Solution

The fourth proportional to 154,101,247.20, 231,186,512.88 and 51,862,321.44 is: 77,805,140.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,101,247.20 : 231,186,512.88 = 51,862,321.44 : x
  2. Step 2: Convert to fraction form
    154,101,247.20/231,186,512.88 = 51,862,321.44/x
  3. Step 3: Cross multiply
    154,101,247.20x = 231,186,512.88 × 51,862,321.44
  4. Step 4: Simplify right side
    154,101,247.20x = 11,989,869,243,575,260
  5. Step 5: Solve for x
    x = 11,989,869,243,575,260/154,101,247.20
  6. Step 6: Final answer
    x = 77,805,140.85

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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.