Home / 396,972,553.23-595,070,029.85-222,180,942.51

Finding the Fourth Proportional to 396,972,553.23, 595,070,029.85 and 222,180,942.51

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Solution

The fourth proportional to 396,972,553.23, 595,070,029.85 and 222,180,942.51 is: 333,053,806.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,972,553.23 : 595,070,029.85 = 222,180,942.51 : x
  2. Step 2: Convert to fraction form
    396,972,553.23/595,070,029.85 = 222,180,942.51/x
  3. Step 3: Cross multiply
    396,972,553.23x = 595,070,029.85 × 222,180,942.51
  4. Step 4: Simplify right side
    396,972,553.23x = 132,213,220,090,415,936
  5. Step 5: Solve for x
    x = 132,213,220,090,415,936/396,972,553.23
  6. Step 6: Final answer
    x = 333,053,806.91

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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.