Home / 73,412,199.60-110,202,280.20-43,137,121.20

Finding the Fourth Proportional to 73,412,199.60, 110,202,280.20 and 43,137,121.20

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Solution

The fourth proportional to 73,412,199.60, 110,202,280.20 and 43,137,121.20 is: 64,755,029.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,412,199.60 : 110,202,280.20 = 43,137,121.20 : x
  2. Step 2: Convert to fraction form
    73,412,199.60/110,202,280.20 = 43,137,121.20/x
  3. Step 3: Cross multiply
    73,412,199.60x = 110,202,280.20 × 43,137,121.20
  4. Step 4: Simplify right side
    73,412,199.60x = 4,753,809,117,503,761
  5. Step 5: Solve for x
    x = 4,753,809,117,503,761/73,412,199.60
  6. Step 6: Final answer
    x = 64,755,029.05

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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.