Home / 131,806,160.03-197,719,999.17-66,193,553.85

Finding the Fourth Proportional to 131,806,160.03, 197,719,999.17 and 66,193,553.85

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Solution

The fourth proportional to 131,806,160.03, 197,719,999.17 and 66,193,553.85 is: 99,295,734.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,806,160.03 : 197,719,999.17 = 66,193,553.85 : x
  2. Step 2: Convert to fraction form
    131,806,160.03/197,719,999.17 = 66,193,553.85/x
  3. Step 3: Cross multiply
    131,806,160.03x = 197,719,999.17 × 66,193,553.85
  4. Step 4: Simplify right side
    131,806,160.03x = 13,087,789,412,281,350
  5. Step 5: Solve for x
    x = 13,087,789,412,281,350/131,806,160.03
  6. Step 6: Final answer
    x = 99,295,734.05

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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.