Home / 406,010,866.37-560,279,992.55-220,367,896.25

Finding the Fourth Proportional to 406,010,866.37, 560,279,992.55 and 220,367,896.25

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Solution

The fourth proportional to 406,010,866.37, 560,279,992.55 and 220,367,896.25 is: 304,099,553.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,010,866.37 : 560,279,992.55 = 220,367,896.25 : x
  2. Step 2: Convert to fraction form
    406,010,866.37/560,279,992.55 = 220,367,896.25/x
  3. Step 3: Cross multiply
    406,010,866.37x = 560,279,992.55 × 220,367,896.25
  4. Step 4: Simplify right side
    406,010,866.37x = 123,467,723,265,305,920
  5. Step 5: Solve for x
    x = 123,467,723,265,305,920/406,010,866.37
  6. Step 6: Final answer
    x = 304,099,553.72

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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.