Home / 198,581,742.44-274,045,283.84-109,283,960.36

Finding the Fourth Proportional to 198,581,742.44, 274,045,283.84 and 109,283,960.36

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Solution

The fourth proportional to 198,581,742.44, 274,045,283.84 and 109,283,960.36 is: 150,813,229.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,581,742.44 : 274,045,283.84 = 109,283,960.36 : x
  2. Step 2: Convert to fraction form
    198,581,742.44/274,045,283.84 = 109,283,960.36/x
  3. Step 3: Cross multiply
    198,581,742.44x = 274,045,283.84 × 109,283,960.36
  4. Step 4: Simplify right side
    198,581,742.44x = 29,948,753,934,645,280
  5. Step 5: Solve for x
    x = 29,948,753,934,645,280/198,581,742.44
  6. Step 6: Final answer
    x = 150,813,229.69

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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.