Home / 406,010,874.58-560,280,003.88-220,367,904.46

Finding the Fourth Proportional to 406,010,874.58, 560,280,003.88 and 220,367,904.46

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Solution

The fourth proportional to 406,010,874.58, 560,280,003.88 and 220,367,904.46 is: 304,099,565.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,010,874.58 : 560,280,003.88 = 220,367,904.46 : x
  2. Step 2: Convert to fraction form
    406,010,874.58/560,280,003.88 = 220,367,904.46/x
  3. Step 3: Cross multiply
    406,010,874.58x = 560,280,003.88 × 220,367,904.46
  4. Step 4: Simplify right side
    406,010,874.58x = 123,467,730,365,876,272
  5. Step 5: Solve for x
    x = 123,467,730,365,876,272/406,010,874.58
  6. Step 6: Final answer
    x = 304,099,565.05

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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.