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Finding the Fourth Proportional to 1,794,453,845.80, 2,694,452,135.10 and 978,160,469.80

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Solution

The fourth proportional to 1,794,453,845.80, 2,694,452,135.10 and 978,160,469.80 is: 1,468,751,382.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794,453,845.80 : 2,694,452,135.10 = 978,160,469.80 : x
  2. Step 2: Convert to fraction form
    1,794,453,845.80/2,694,452,135.10 = 978,160,469.80/x
  3. Step 3: Cross multiply
    1,794,453,845.80x = 2,694,452,135.10 × 978,160,469.80
  4. Step 4: Simplify right side
    1,794,453,845.80x = 2,635,606,566,323,028,992
  5. Step 5: Solve for x
    x = 2,635,606,566,323,028,992/1,794,453,845.80
  6. Step 6: Final answer
    x = 1,468,751,382.21

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.