Home / 203,942,892,324.72-281,442,066,385.48-111,245,766,905.55

Finding the Fourth Proportional to 203,942,892,324.72, 281,442,066,385.48 and 111,245,766,905.55

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Solution

The fourth proportional to 203,942,892,324.72, 281,442,066,385.48 and 111,245,766,905.55 is: 153,519,635,608.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,942,892,324.72 : 281,442,066,385.48 = 111,245,766,905.55 : x
  2. Step 2: Convert to fraction form
    203,942,892,324.72/281,442,066,385.48 = 111,245,766,905.55/x
  3. Step 3: Cross multiply
    203,942,892,324.72x = 281,442,066,385.48 × 111,245,766,905.55
  4. Step 4: Simplify right side
    203,942,892,324.72x = 31,309,238,514,535,435,862,016
  5. Step 5: Solve for x
    x = 31,309,238,514,535,435,862,016/203,942,892,324.72
  6. Step 6: Final answer
    x = 153,519,635,608.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.