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Finding the Fourth Proportional to 1,794,453,078.80, 2,694,450,984.60 and 978,159,702.80

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Solution

The fourth proportional to 1,794,453,078.80, 2,694,450,984.60 and 978,159,702.80 is: 1,468,750,231.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794,453,078.80 : 2,694,450,984.60 = 978,159,702.80 : x
  2. Step 2: Convert to fraction form
    1,794,453,078.80/2,694,450,984.60 = 978,159,702.80/x
  3. Step 3: Cross multiply
    1,794,453,078.80x = 2,694,450,984.60 × 978,159,702.80
  4. Step 4: Simplify right side
    1,794,453,078.80x = 2,635,603,374,305,503,232
  5. Step 5: Solve for x
    x = 2,635,603,374,305,503,232/1,794,453,078.80
  6. Step 6: Final answer
    x = 1,468,750,231.17

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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.