Home / 172,374,121.20-258,561,181.80-150,850,760.70

Finding the Fourth Proportional to 172,374,121.20, 258,561,181.80 and 150,850,760.70

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Solution

The fourth proportional to 172,374,121.20, 258,561,181.80 and 150,850,760.70 is: 226,276,141.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,374,121.20 : 258,561,181.80 = 150,850,760.70 : x
  2. Step 2: Convert to fraction form
    172,374,121.20/258,561,181.80 = 150,850,760.70/x
  3. Step 3: Cross multiply
    172,374,121.20x = 258,561,181.80 × 150,850,760.70
  4. Step 4: Simplify right side
    172,374,121.20x = 39,004,150,962,020,992
  5. Step 5: Solve for x
    x = 39,004,150,962,020,992/172,374,121.20
  6. Step 6: Final answer
    x = 226,276,141.05

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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.