Home / 123,941,738.80-185,912,608.20-110,336,849.20

Finding the Fourth Proportional to 123,941,738.80, 185,912,608.20 and 110,336,849.20

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Solution

The fourth proportional to 123,941,738.80, 185,912,608.20 and 110,336,849.20 is: 165,505,273.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,941,738.80 : 185,912,608.20 = 110,336,849.20 : x
  2. Step 2: Convert to fraction form
    123,941,738.80/185,912,608.20 = 110,336,849.20/x
  3. Step 3: Cross multiply
    123,941,738.80x = 185,912,608.20 × 110,336,849.20
  4. Step 4: Simplify right side
    123,941,738.80x = 20,513,011,415,342,084
  5. Step 5: Solve for x
    x = 20,513,011,415,342,084/123,941,738.80
  6. Step 6: Final answer
    x = 165,505,273.80

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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.