Home / 48,978,229.60-73,467,344.40-43,687,439.20

Finding the Fourth Proportional to 48,978,229.60, 73,467,344.40 and 43,687,439.20

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Solution

The fourth proportional to 48,978,229.60, 73,467,344.40 and 43,687,439.20 is: 65,531,158.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,978,229.60 : 73,467,344.40 = 43,687,439.20 : x
  2. Step 2: Convert to fraction form
    48,978,229.60/73,467,344.40 = 43,687,439.20/x
  3. Step 3: Cross multiply
    48,978,229.60x = 73,467,344.40 × 43,687,439.20
  4. Step 4: Simplify right side
    48,978,229.60x = 3,209,600,141,660,461
  5. Step 5: Solve for x
    x = 3,209,600,141,660,461/48,978,229.60
  6. Step 6: Final answer
    x = 65,531,158.80

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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.