Home / 192,861,635.45-266,151,208.20-113,494,239.05

Finding the Fourth Proportional to 192,861,635.45, 266,151,208.20 and 113,494,239.05

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Solution

The fourth proportional to 192,861,635.45, 266,151,208.20 and 113,494,239.05 is: 156,623,315.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,861,635.45 : 266,151,208.20 = 113,494,239.05 : x
  2. Step 2: Convert to fraction form
    192,861,635.45/266,151,208.20 = 113,494,239.05/x
  3. Step 3: Cross multiply
    192,861,635.45x = 266,151,208.20 × 113,494,239.05
  4. Step 4: Simplify right side
    192,861,635.45x = 30,206,628,846,897,120
  5. Step 5: Solve for x
    x = 30,206,628,846,897,120/192,861,635.45
  6. Step 6: Final answer
    x = 156,623,315.86

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1.5x scale

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.