Home / 72,582,820.80-108,874,231.20-48,396,350.40

Finding the Fourth Proportional to 72,582,820.80, 108,874,231.20 and 48,396,350.40

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Solution

The fourth proportional to 72,582,820.80, 108,874,231.20 and 48,396,350.40 is: 72,594,525.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,582,820.80 : 108,874,231.20 = 48,396,350.40 : x
  2. Step 2: Convert to fraction form
    72,582,820.80/108,874,231.20 = 48,396,350.40/x
  3. Step 3: Cross multiply
    72,582,820.80x = 108,874,231.20 × 48,396,350.40
  4. Step 4: Simplify right side
    72,582,820.80x = 5,269,115,442,685,812
  5. Step 5: Solve for x
    x = 5,269,115,442,685,812/72,582,820.80
  6. Step 6: Final answer
    x = 72,594,525.60

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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.