Home / 322,979,212.80-483,891,451.20-196,553,116.80

Finding the Fourth Proportional to 322,979,212.80, 483,891,451.20 and 196,553,116.80

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Solution

The fourth proportional to 322,979,212.80, 483,891,451.20 and 196,553,116.80 is: 294,478,310.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,979,212.80 : 483,891,451.20 = 196,553,116.80 : x
  2. Step 2: Convert to fraction form
    322,979,212.80/483,891,451.20 = 196,553,116.80/x
  3. Step 3: Cross multiply
    322,979,212.80x = 483,891,451.20 × 196,553,116.80
  4. Step 4: Simplify right side
    322,979,212.80x = 95,110,372,926,235,104
  5. Step 5: Solve for x
    x = 95,110,372,926,235,104/322,979,212.80
  6. Step 6: Final answer
    x = 294,478,310.54

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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.