Home / 252,736,002.10-379,104,003.15-206,819,499.70

Finding the Fourth Proportional to 252,736,002.10, 379,104,003.15 and 206,819,499.70

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Solution

The fourth proportional to 252,736,002.10, 379,104,003.15 and 206,819,499.70 is: 310,229,249.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,736,002.10 : 379,104,003.15 = 206,819,499.70 : x
  2. Step 2: Convert to fraction form
    252,736,002.10/379,104,003.15 = 206,819,499.70/x
  3. Step 3: Cross multiply
    252,736,002.10x = 379,104,003.15 × 206,819,499.70
  4. Step 4: Simplify right side
    252,736,002.10x = 78,406,100,265,750,208
  5. Step 5: Solve for x
    x = 78,406,100,265,750,208/252,736,002.10
  6. Step 6: Final answer
    x = 310,229,249.55

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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.