Home / 288,933,110.10-433,399,665.15-185,620,979.70

Finding the Fourth Proportional to 288,933,110.10, 433,399,665.15 and 185,620,979.70

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Solution

The fourth proportional to 288,933,110.10, 433,399,665.15 and 185,620,979.70 is: 278,431,469.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,933,110.10 : 433,399,665.15 = 185,620,979.70 : x
  2. Step 2: Convert to fraction form
    288,933,110.10/433,399,665.15 = 185,620,979.70/x
  3. Step 3: Cross multiply
    288,933,110.10x = 433,399,665.15 × 185,620,979.70
  4. Step 4: Simplify right side
    288,933,110.10x = 80,448,070,446,794,944
  5. Step 5: Solve for x
    x = 80,448,070,446,794,944/288,933,110.10
  6. Step 6: Final answer
    x = 278,431,469.55

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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.