Home / 203,942,892,324.35-281,442,066,384.97-111,245,766,905.17

Finding the Fourth Proportional to 203,942,892,324.35, 281,442,066,384.97 and 111,245,766,905.17

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Solution

The fourth proportional to 203,942,892,324.35, 281,442,066,384.97 and 111,245,766,905.17 is: 153,519,635,607.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,942,892,324.35 : 281,442,066,384.97 = 111,245,766,905.17 : x
  2. Step 2: Convert to fraction form
    203,942,892,324.35/281,442,066,384.97 = 111,245,766,905.17/x
  3. Step 3: Cross multiply
    203,942,892,324.35x = 281,442,066,384.97 × 111,245,766,905.17
  4. Step 4: Simplify right side
    203,942,892,324.35x = 31,309,238,514,371,748,954,112
  5. Step 5: Solve for x
    x = 31,309,238,514,371,748,954,112/203,942,892,324.35
  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.