Home / 48,978,153.60-73,467,230.40-43,687,363.20

Finding the Fourth Proportional to 48,978,153.60, 73,467,230.40 and 43,687,363.20

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Solution

The fourth proportional to 48,978,153.60, 73,467,230.40 and 43,687,363.20 is: 65,531,044.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,978,153.60 : 73,467,230.40 = 43,687,363.20 : x
  2. Step 2: Convert to fraction form
    48,978,153.60/73,467,230.40 = 43,687,363.20/x
  3. Step 3: Cross multiply
    48,978,153.60x = 73,467,230.40 × 43,687,363.20
  4. Step 4: Simplify right side
    48,978,153.60x = 3,209,589,577,782,882
  5. Step 5: Solve for x
    x = 3,209,589,577,782,882/48,978,153.60
  6. Step 6: Final answer
    x = 65,531,044.80

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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.