Home / 131,806,163.04-197,720,003.67-66,193,556.85

Finding the Fourth Proportional to 131,806,163.04, 197,720,003.67 and 66,193,556.85

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Solution

The fourth proportional to 131,806,163.04, 197,720,003.67 and 66,193,556.85 is: 99,295,738.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,806,163.04 : 197,720,003.67 = 66,193,556.85 : x
  2. Step 2: Convert to fraction form
    131,806,163.04/197,720,003.67 = 66,193,556.85/x
  3. Step 3: Cross multiply
    131,806,163.04x = 197,720,003.67 × 66,193,556.85
  4. Step 4: Simplify right side
    131,806,163.04x = 13,087,790,303,312,354
  5. Step 5: Solve for x
    x = 13,087,790,303,312,354/131,806,163.04
  6. Step 6: Final answer
    x = 99,295,738.54

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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.