Home / 557,962,207.26-836,944,010.73-266,760,882.78

Finding the Fourth Proportional to 557,962,207.26, 836,944,010.73 and 266,760,882.78

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Solution

The fourth proportional to 557,962,207.26, 836,944,010.73 and 266,760,882.78 is: 400,141,658.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,962,207.26 : 836,944,010.73 = 266,760,882.78 : x
  2. Step 2: Convert to fraction form
    557,962,207.26/836,944,010.73 = 266,760,882.78/x
  3. Step 3: Cross multiply
    557,962,207.26x = 836,944,010.73 × 266,760,882.78
  4. Step 4: Simplify right side
    557,962,207.26x = 223,263,923,139,768,608
  5. Step 5: Solve for x
    x = 223,263,923,139,768,608/557,962,207.26
  6. Step 6: Final answer
    x = 400,141,658.76

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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.