Home / 248,517,138.32-372,694,575.25-82,476,041.43

Finding the Fourth Proportional to 248,517,138.32, 372,694,575.25 and 82,476,041.43

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Solution

The fourth proportional to 248,517,138.32, 372,694,575.25 and 82,476,041.43 is: 123,687,136.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,517,138.32 : 372,694,575.25 = 82,476,041.43 : x
  2. Step 2: Convert to fraction form
    248,517,138.32/372,694,575.25 = 82,476,041.43/x
  3. Step 3: Cross multiply
    248,517,138.32x = 372,694,575.25 × 82,476,041.43
  4. Step 4: Simplify right side
    248,517,138.32x = 30,738,373,230,092,440
  5. Step 5: Solve for x
    x = 30,738,373,230,092,440/248,517,138.32
  6. Step 6: Final answer
    x = 123,687,136.58

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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.