Home / 198,134,806.12-297,167,662.14-52,583,083.24

Finding the Fourth Proportional to 198,134,806.12, 297,167,662.14 and 52,583,083.24

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Solution

The fourth proportional to 198,134,806.12, 297,167,662.14 and 52,583,083.24 is: 78,865,456.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,134,806.12 : 297,167,662.14 = 52,583,083.24 : x
  2. Step 2: Convert to fraction form
    198,134,806.12/297,167,662.14 = 52,583,083.24/x
  3. Step 3: Cross multiply
    198,134,806.12x = 297,167,662.14 × 52,583,083.24
  4. Step 4: Simplify right side
    198,134,806.12x = 15,625,991,914,543,816
  5. Step 5: Solve for x
    x = 15,625,991,914,543,816/198,134,806.12
  6. Step 6: Final answer
    x = 78,865,456.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.