Home / 603,340,345.20-905,010,517.80-327,841,330.80

Finding the Fourth Proportional to 603,340,345.20, 905,010,517.80 and 327,841,330.80

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Solution

The fourth proportional to 603,340,345.20, 905,010,517.80 and 327,841,330.80 is: 491,761,996.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,340,345.20 : 905,010,517.80 = 327,841,330.80 : x
  2. Step 2: Convert to fraction form
    603,340,345.20/905,010,517.80 = 327,841,330.80/x
  3. Step 3: Cross multiply
    603,340,345.20x = 905,010,517.80 × 327,841,330.80
  4. Step 4: Simplify right side
    603,340,345.20x = 296,699,852,543,549,056
  5. Step 5: Solve for x
    x = 296,699,852,543,549,056/603,340,345.20
  6. Step 6: Final answer
    x = 491,761,996.20

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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.