Home / 154,228,256.58-231,380,675.19-76,541,621.52

Finding the Fourth Proportional to 154,228,256.58, 231,380,675.19 and 76,541,621.52

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Solution

The fourth proportional to 154,228,256.58, 231,380,675.19 and 76,541,621.52 is: 114,831,435.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,228,256.58 : 231,380,675.19 = 76,541,621.52 : x
  2. Step 2: Convert to fraction form
    154,228,256.58/231,380,675.19 = 76,541,621.52/x
  3. Step 3: Cross multiply
    154,228,256.58x = 231,380,675.19 × 76,541,621.52
  4. Step 4: Simplify right side
    154,228,256.58x = 17,710,252,067,435,032
  5. Step 5: Solve for x
    x = 17,710,252,067,435,032/154,228,256.58
  6. Step 6: Final answer
    x = 114,831,435.30

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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.