Home / 154,228,254.58-231,380,672.19-76,541,619.52

Finding the Fourth Proportional to 154,228,254.58, 231,380,672.19 and 76,541,619.52

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Solution

The fourth proportional to 154,228,254.58, 231,380,672.19 and 76,541,619.52 is: 114,831,432.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,228,254.58 : 231,380,672.19 = 76,541,619.52 : x
  2. Step 2: Convert to fraction form
    154,228,254.58/231,380,672.19 = 76,541,619.52/x
  3. Step 3: Cross multiply
    154,228,254.58x = 231,380,672.19 × 76,541,619.52
  4. Step 4: Simplify right side
    154,228,254.58x = 17,710,251,375,048,824
  5. Step 5: Solve for x
    x = 17,710,251,375,048,824/154,228,254.58
  6. Step 6: Final answer
    x = 114,831,432.30

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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.