Home / 133,334,791.20-200,427,339.60-125,682,040.80

Finding the Fourth Proportional to 133,334,791.20, 200,427,339.60 and 125,682,040.80

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Solution

The fourth proportional to 133,334,791.20, 200,427,339.60 and 125,682,040.80 is: 188,923,812.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,334,791.20 : 200,427,339.60 = 125,682,040.80 : x
  2. Step 2: Convert to fraction form
    133,334,791.20/200,427,339.60 = 125,682,040.80/x
  3. Step 3: Cross multiply
    133,334,791.20x = 200,427,339.60 × 125,682,040.80
  4. Step 4: Simplify right side
    133,334,791.20x = 25,190,117,073,042,656
  5. Step 5: Solve for x
    x = 25,190,117,073,042,656/133,334,791.20
  6. Step 6: Final answer
    x = 188,923,812.35

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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.