Home / 500,505,077.03-750,757,615.55-285,514,229.03

Finding the Fourth Proportional to 500,505,077.03, 750,757,615.55 and 285,514,229.03

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Solution

The fourth proportional to 500,505,077.03, 750,757,615.55 and 285,514,229.03 is: 428,271,343.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,505,077.03 : 750,757,615.55 = 285,514,229.03 : x
  2. Step 2: Convert to fraction form
    500,505,077.03/750,757,615.55 = 285,514,229.03/x
  3. Step 3: Cross multiply
    500,505,077.03x = 750,757,615.55 × 285,514,229.03
  4. Step 4: Simplify right side
    500,505,077.03x = 214,351,981,786,978,016
  5. Step 5: Solve for x
    x = 214,351,981,786,978,016/500,505,077.03
  6. Step 6: Final answer
    x = 428,271,343.54

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Similar ratio
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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.