Home / 326,591,998.80-489,887,998.20-319,033,726.80

Finding the Fourth Proportional to 326,591,998.80, 489,887,998.20 and 319,033,726.80

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Solution

The fourth proportional to 326,591,998.80, 489,887,998.20 and 319,033,726.80 is: 478,550,590.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,591,998.80 : 489,887,998.20 = 319,033,726.80 : x
  2. Step 2: Convert to fraction form
    326,591,998.80/489,887,998.20 = 319,033,726.80/x
  3. Step 3: Cross multiply
    326,591,998.80x = 489,887,998.20 × 319,033,726.80
  4. Step 4: Simplify right side
    326,591,998.80x = 156,290,793,780,337,696
  5. Step 5: Solve for x
    x = 156,290,793,780,337,696/326,591,998.80
  6. Step 6: Final answer
    x = 478,550,590.20

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Similar ratio
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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.