Home / 198,581,743.44-274,045,285.22-109,283,961.36

Finding the Fourth Proportional to 198,581,743.44, 274,045,285.22 and 109,283,961.36

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Solution

The fourth proportional to 198,581,743.44, 274,045,285.22 and 109,283,961.36 is: 150,813,231.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,581,743.44 : 274,045,285.22 = 109,283,961.36 : x
  2. Step 2: Convert to fraction form
    198,581,743.44/274,045,285.22 = 109,283,961.36/x
  3. Step 3: Cross multiply
    198,581,743.44x = 274,045,285.22 × 109,283,961.36
  4. Step 4: Simplify right side
    198,581,743.44x = 29,948,754,360,872,664
  5. Step 5: Solve for x
    x = 29,948,754,360,872,664/198,581,743.44
  6. Step 6: Final answer
    x = 150,813,231.08

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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.