Home / 347,975,434.26-480,193,190.73-191,333,221.38

Finding the Fourth Proportional to 347,975,434.26, 480,193,190.73 and 191,333,221.38

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Solution

The fourth proportional to 347,975,434.26, 480,193,190.73 and 191,333,221.38 is: 264,032,747.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,975,434.26 : 480,193,190.73 = 191,333,221.38 : x
  2. Step 2: Convert to fraction form
    347,975,434.26/480,193,190.73 = 191,333,221.38/x
  3. Step 3: Cross multiply
    347,975,434.26x = 480,193,190.73 × 191,333,221.38
  4. Step 4: Simplify right side
    347,975,434.26x = 91,876,910,067,111,648
  5. Step 5: Solve for x
    x = 91,876,910,067,111,648/347,975,434.26
  6. Step 6: Final answer
    x = 264,032,747.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.