Home / 203,942,892,379.83-281,442,066,461.53-111,245,766,960.70

Finding the Fourth Proportional to 203,942,892,379.83, 281,442,066,461.53 and 111,245,766,960.70

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Solution

The fourth proportional to 203,942,892,379.83, 281,442,066,461.53 and 111,245,766,960.70 is: 153,519,635,684.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,942,892,379.83 : 281,442,066,461.53 = 111,245,766,960.70 : x
  2. Step 2: Convert to fraction form
    203,942,892,379.83/281,442,066,461.53 = 111,245,766,960.70/x
  3. Step 3: Cross multiply
    203,942,892,379.83x = 281,442,066,461.53 × 111,245,766,960.70
  4. Step 4: Simplify right side
    203,942,892,379.83x = 31,309,238,538,517,212,037,120
  5. Step 5: Solve for x
    x = 31,309,238,538,517,212,037,120/203,942,892,379.83
  6. Step 6: Final answer
    x = 153,519,635,684.12

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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.