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Finding the Fourth Proportional to 1,794,456,622.80, 2,694,456,300.60 and 978,163,246.80

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Solution

The fourth proportional to 1,794,456,622.80, 2,694,456,300.60 and 978,163,246.80 is: 1,468,755,549.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794,456,622.80 : 2,694,456,300.60 = 978,163,246.80 : x
  2. Step 2: Convert to fraction form
    1,794,456,622.80/2,694,456,300.60 = 978,163,246.80/x
  3. Step 3: Cross multiply
    1,794,456,622.80x = 2,694,456,300.60 × 978,163,246.80
  4. Step 4: Simplify right side
    1,794,456,622.80x = 2,635,618,123,355,612,672
  5. Step 5: Solve for x
    x = 2,635,618,123,355,612,672/1,794,456,622.80
  6. Step 6: Final answer
    x = 1,468,755,549.66

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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.