Home / 203,942,892,325.27-281,442,066,386.25-111,245,766,906.10

Finding the Fourth Proportional to 203,942,892,325.27, 281,442,066,386.25 and 111,245,766,906.10

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Solution

The fourth proportional to 203,942,892,325.27, 281,442,066,386.25 and 111,245,766,906.10 is: 153,519,635,608.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,942,892,325.27 : 281,442,066,386.25 = 111,245,766,906.10 : x
  2. Step 2: Convert to fraction form
    203,942,892,325.27/281,442,066,386.25 = 111,245,766,906.10/x
  3. Step 3: Cross multiply
    203,942,892,325.27x = 281,442,066,386.25 × 111,245,766,906.10
  4. Step 4: Simplify right side
    203,942,892,325.27x = 31,309,238,514,775,891,116,032
  5. Step 5: Solve for x
    x = 31,309,238,514,775,891,116,032/203,942,892,325.27
  6. Step 6: Final answer
    x = 153,519,635,608.78

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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.