Home / 325,981,180.82-488,986,910.80-104,661,552.12

Finding the Fourth Proportional to 325,981,180.82, 488,986,910.80 and 104,661,552.12

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Solution

The fourth proportional to 325,981,180.82, 488,986,910.80 and 104,661,552.12 is: 156,997,188.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,981,180.82 : 488,986,910.80 = 104,661,552.12 : x
  2. Step 2: Convert to fraction form
    325,981,180.82/488,986,910.80 = 104,661,552.12/x
  3. Step 3: Cross multiply
    325,981,180.82x = 488,986,910.80 × 104,661,552.12
  4. Step 4: Simplify right side
    325,981,180.82x = 51,178,129,050,691,992
  5. Step 5: Solve for x
    x = 51,178,129,050,691,992/325,981,180.82
  6. Step 6: Final answer
    x = 156,997,188.98

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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.