Home / 1,794,456,440.30-2,694,456,026.85-978,163,064.30

Finding the Fourth Proportional to 1,794,456,440.30, 2,694,456,026.85 and 978,163,064.30

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Solution

The fourth proportional to 1,794,456,440.30, 2,694,456,026.85 and 978,163,064.30 is: 1,468,755,275.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794,456,440.30 : 2,694,456,026.85 = 978,163,064.30 : x
  2. Step 2: Convert to fraction form
    1,794,456,440.30/2,694,456,026.85 = 978,163,064.30/x
  3. Step 3: Cross multiply
    1,794,456,440.30x = 2,694,456,026.85 × 978,163,064.30
  4. Step 4: Simplify right side
    1,794,456,440.30x = 2,635,617,363,845,198,848
  5. Step 5: Solve for x
    x = 2,635,617,363,845,198,848/1,794,456,440.30
  6. Step 6: Final answer
    x = 1,468,755,275.78

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Why These Related Problems?

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