Home / 367,416,007.20-551,124,010.80-137,355,198.30

Finding the Fourth Proportional to 367,416,007.20, 551,124,010.80 and 137,355,198.30

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Solution

The fourth proportional to 367,416,007.20, 551,124,010.80 and 137,355,198.30 is: 206,032,797.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,416,007.20 : 551,124,010.80 = 137,355,198.30 : x
  2. Step 2: Convert to fraction form
    367,416,007.20/551,124,010.80 = 137,355,198.30/x
  3. Step 3: Cross multiply
    367,416,007.20x = 551,124,010.80 × 137,355,198.30
  4. Step 4: Simplify right side
    367,416,007.20x = 75,699,747,791,325,344
  5. Step 5: Solve for x
    x = 75,699,747,791,325,344/367,416,007.20
  6. Step 6: Final answer
    x = 206,032,797.45

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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.