Home / 203,942,892,324.33-281,442,066,384.97-111,245,766,905.16

Finding the Fourth Proportional to 203,942,892,324.33, 281,442,066,384.97 and 111,245,766,905.16

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Solution

The fourth proportional to 203,942,892,324.33, 281,442,066,384.97 and 111,245,766,905.16 is: 153,519,635,607.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,942,892,324.33 : 281,442,066,384.97 = 111,245,766,905.16 : x
  2. Step 2: Convert to fraction form
    203,942,892,324.33/281,442,066,384.97 = 111,245,766,905.16/x
  3. Step 3: Cross multiply
    203,942,892,324.33x = 281,442,066,384.97 × 111,245,766,905.16
  4. Step 4: Simplify right side
    203,942,892,324.33x = 31,309,238,514,368,938,770,432
  5. Step 5: Solve for x
    x = 31,309,238,514,368,938,770,432/203,942,892,324.33
  6. Step 6: Final answer
    x = 153,519,635,607.49

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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.