Home / 174,431,999.20-261,647,998.80-53,247,704.80

Finding the Fourth Proportional to 174,431,999.20, 261,647,998.80 and 53,247,704.80

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Solution

The fourth proportional to 174,431,999.20, 261,647,998.80 and 53,247,704.80 is: 79,871,557.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,431,999.20 : 261,647,998.80 = 53,247,704.80 : x
  2. Step 2: Convert to fraction form
    174,431,999.20/261,647,998.80 = 53,247,704.80/x
  3. Step 3: Cross multiply
    174,431,999.20x = 261,647,998.80 × 53,247,704.80
  4. Step 4: Simplify right side
    174,431,999.20x = 13,932,155,401,613,154
  5. Step 5: Solve for x
    x = 13,932,155,401,613,154/174,431,999.20
  6. Step 6: Final answer
    x = 79,871,557.20

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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.