Home / 204,318,567.20-281,965,611.68-111,505,042.56

Finding the Fourth Proportional to 204,318,567.20, 281,965,611.68 and 111,505,042.56

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Solution

The fourth proportional to 204,318,567.20, 281,965,611.68 and 111,505,042.56 is: 153,880,227.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,318,567.20 : 281,965,611.68 = 111,505,042.56 : x
  2. Step 2: Convert to fraction form
    204,318,567.20/281,965,611.68 = 111,505,042.56/x
  3. Step 3: Cross multiply
    204,318,567.20x = 281,965,611.68 × 111,505,042.56
  4. Step 4: Simplify right side
    204,318,567.20x = 31,440,587,530,834,836
  5. Step 5: Solve for x
    x = 31,440,587,530,834,836/204,318,567.20
  6. Step 6: Final answer
    x = 153,880,227.15

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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.