Home / 198,581,742.94-274,045,284.53-109,283,960.86

Finding the Fourth Proportional to 198,581,742.94, 274,045,284.53 and 109,283,960.86

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Solution

The fourth proportional to 198,581,742.94, 274,045,284.53 and 109,283,960.86 is: 150,813,230.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,581,742.94 : 274,045,284.53 = 109,283,960.86 : x
  2. Step 2: Convert to fraction form
    198,581,742.94/274,045,284.53 = 109,283,960.86/x
  3. Step 3: Cross multiply
    198,581,742.94x = 274,045,284.53 × 109,283,960.86
  4. Step 4: Simplify right side
    198,581,742.94x = 29,948,754,147,073,856
  5. Step 5: Solve for x
    x = 29,948,754,147,073,856/198,581,742.94
  6. Step 6: Final answer
    x = 150,813,230.38

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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.