Home / 270,332,611.68-404,388,353.36-215,851,609.52

Finding the Fourth Proportional to 270,332,611.68, 404,388,353.36 and 215,851,609.52

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Solution

The fourth proportional to 270,332,611.68, 404,388,353.36 and 215,851,609.52 is: 322,890,665.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,332,611.68 : 404,388,353.36 = 215,851,609.52 : x
  2. Step 2: Convert to fraction form
    270,332,611.68/404,388,353.36 = 215,851,609.52/x
  3. Step 3: Cross multiply
    270,332,611.68x = 404,388,353.36 × 215,851,609.52
  4. Step 4: Simplify right side
    270,332,611.68x = 87,287,876,943,898,512
  5. Step 5: Solve for x
    x = 87,287,876,943,898,512/270,332,611.68
  6. Step 6: Final answer
    x = 322,890,665.69

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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.