Home / 72,582,114.30-108,873,171.45-48,395,643.90

Finding the Fourth Proportional to 72,582,114.30, 108,873,171.45 and 48,395,643.90

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Solution

The fourth proportional to 72,582,114.30, 108,873,171.45 and 48,395,643.90 is: 72,593,465.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,582,114.30 : 108,873,171.45 = 48,395,643.90 : x
  2. Step 2: Convert to fraction form
    72,582,114.30/108,873,171.45 = 48,395,643.90/x
  3. Step 3: Cross multiply
    72,582,114.30x = 108,873,171.45 × 48,395,643.90
  4. Step 4: Simplify right side
    72,582,114.30x = 5,268,987,235,757,847
  5. Step 5: Solve for x
    x = 5,268,987,235,757,847/72,582,114.30
  6. Step 6: Final answer
    x = 72,593,465.85

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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.