Home / 406,010,871.58-560,279,999.75-220,367,901.46

Finding the Fourth Proportional to 406,010,871.58, 560,279,999.75 and 220,367,901.46

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Solution

The fourth proportional to 406,010,871.58, 560,279,999.75 and 220,367,901.46 is: 304,099,560.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,010,871.58 : 560,279,999.75 = 220,367,901.46 : x
  2. Step 2: Convert to fraction form
    406,010,871.58/560,279,999.75 = 220,367,901.46/x
  3. Step 3: Cross multiply
    406,010,871.58x = 560,279,999.75 × 220,367,901.46
  4. Step 4: Simplify right side
    406,010,871.58x = 123,467,727,774,916,832
  5. Step 5: Solve for x
    x = 123,467,727,774,916,832/406,010,871.58
  6. Step 6: Final answer
    x = 304,099,560.92

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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.