Home / 51,692,251.20-77,472,021.60-31,476,033.60

Finding the Fourth Proportional to 51,692,251.20, 77,472,021.60 and 31,476,033.60

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Solution

The fourth proportional to 51,692,251.20, 77,472,021.60 and 31,476,033.60 is: 47,173,645.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,692,251.20 : 77,472,021.60 = 31,476,033.60 : x
  2. Step 2: Convert to fraction form
    51,692,251.20/77,472,021.60 = 31,476,033.60/x
  3. Step 3: Cross multiply
    51,692,251.20x = 77,472,021.60 × 31,476,033.60
  4. Step 4: Simplify right side
    51,692,251.20x = 2,438,511,954,941,525.50
  5. Step 5: Solve for x
    x = 2,438,511,954,941,525.50/51,692,251.20
  6. Step 6: Final answer
    x = 47,173,645.92

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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.