Home / 328,261,751,229.47-491,751,367,737.62-226,140,305,742.14

Finding the Fourth Proportional to 328,261,751,229.47, 491,751,367,737.62 and 226,140,305,742.14

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Solution

The fourth proportional to 328,261,751,229.47, 491,751,367,737.62 and 226,140,305,742.14 is: 338,768,693,680.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,261,751,229.47 : 491,751,367,737.62 = 226,140,305,742.14 : x
  2. Step 2: Convert to fraction form
    328,261,751,229.47/491,751,367,737.62 = 226,140,305,742.14/x
  3. Step 3: Cross multiply
    328,261,751,229.47x = 491,751,367,737.62 × 226,140,305,742.14
  4. Step 4: Simplify right side
    328,261,751,229.47x = 111,204,804,649,300,917,223,424
  5. Step 5: Solve for x
    x = 111,204,804,649,300,917,223,424/328,261,751,229.47
  6. Step 6: Final answer
    x = 338,768,693,680.56

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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.