Home / 74,128,734.44-111,195,441.72-25,609,352.12

Finding the Fourth Proportional to 74,128,734.44, 111,195,441.72 and 25,609,352.12

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Solution

The fourth proportional to 74,128,734.44, 111,195,441.72 and 25,609,352.12 is: 38,414,836.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,128,734.44 : 111,195,441.72 = 25,609,352.12 : x
  2. Step 2: Convert to fraction form
    74,128,734.44/111,195,441.72 = 25,609,352.12/x
  3. Step 3: Cross multiply
    74,128,734.44x = 111,195,441.72 × 25,609,352.12
  4. Step 4: Simplify right side
    74,128,734.44x = 2,847,643,221,146,418.50
  5. Step 5: Solve for x
    x = 2,847,643,221,146,418.50/74,128,734.44
  6. Step 6: Final answer
    x = 38,414,836.60

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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.