Home / 404,272,195.20-606,618,244.80-188,861,443.20

Finding the Fourth Proportional to 404,272,195.20, 606,618,244.80 and 188,861,443.20

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Solution

The fourth proportional to 404,272,195.20, 606,618,244.80 and 188,861,443.20 is: 283,390,246.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,272,195.20 : 606,618,244.80 = 188,861,443.20 : x
  2. Step 2: Convert to fraction form
    404,272,195.20/606,618,244.80 = 188,861,443.20/x
  3. Step 3: Cross multiply
    404,272,195.20x = 606,618,244.80 × 188,861,443.20
  4. Step 4: Simplify right side
    404,272,195.20x = 114,566,797,184,378,880
  5. Step 5: Solve for x
    x = 114,566,797,184,378,880/404,272,195.20
  6. Step 6: Final answer
    x = 283,390,246.83

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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.