Home / 711,524,190.96-1,067,470,286.16-416,668,321.44

Finding the Fourth Proportional to 711,524,190.96, 1,067,470,286.16 and 416,668,321.44

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Solution

The fourth proportional to 711,524,190.96, 1,067,470,286.16 and 416,668,321.44 is: 625,110,232.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,524,190.96 : 1,067,470,286.16 = 416,668,321.44 : x
  2. Step 2: Convert to fraction form
    711,524,190.96/1,067,470,286.16 = 416,668,321.44/x
  3. Step 3: Cross multiply
    711,524,190.96x = 1,067,470,286.16 × 416,668,321.44
  4. Step 4: Simplify right side
    711,524,190.96x = 444,781,052,321,363,648
  5. Step 5: Solve for x
    x = 444,781,052,321,363,648/711,524,190.96
  6. Step 6: Final answer
    x = 625,110,232.33

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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.