Home / 264,204,003.60-396,306,005.40-172,370,998.80

Finding the Fourth Proportional to 264,204,003.60, 396,306,005.40 and 172,370,998.80

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Solution

The fourth proportional to 264,204,003.60, 396,306,005.40 and 172,370,998.80 is: 258,556,498.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,204,003.60 : 396,306,005.40 = 172,370,998.80 : x
  2. Step 2: Convert to fraction form
    264,204,003.60/396,306,005.40 = 172,370,998.80/x
  3. Step 3: Cross multiply
    264,204,003.60x = 396,306,005.40 × 172,370,998.80
  4. Step 4: Simplify right side
    264,204,003.60x = 68,311,661,981,236,192
  5. Step 5: Solve for x
    x = 68,311,661,981,236,192/264,204,003.60
  6. Step 6: Final answer
    x = 258,556,498.20

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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.