Home / 1,646,259,190.98-2,469,873,876.77-663,179,848.98

Finding the Fourth Proportional to 1,646,259,190.98, 2,469,873,876.77 and 663,179,848.98

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Solution

The fourth proportional to 1,646,259,190.98, 2,469,873,876.77 and 663,179,848.98 is: 994,965,187.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,259,190.98 : 2,469,873,876.77 = 663,179,848.98 : x
  2. Step 2: Convert to fraction form
    1,646,259,190.98/2,469,873,876.77 = 663,179,848.98/x
  3. Step 3: Cross multiply
    1,646,259,190.98x = 2,469,873,876.77 × 663,179,848.98
  4. Step 4: Simplify right side
    1,646,259,190.98x = 1,637,970,584,597,633,792
  5. Step 5: Solve for x
    x = 1,637,970,584,597,633,792/1,646,259,190.98
  6. Step 6: Final answer
    x = 994,965,187.48

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Double scale
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1.5x scale

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.