Home / 3,885,392,770.40-5,361,858,067.04-2,101,246,184.64

Finding the Fourth Proportional to 3,885,392,770.40, 5,361,858,067.04 and 2,101,246,184.64

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Solution

The fourth proportional to 3,885,392,770.40, 5,361,858,067.04 and 2,101,246,184.64 is: 2,899,728,411.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,885,392,770.40 : 5,361,858,067.04 = 2,101,246,184.64 : x
  2. Step 2: Convert to fraction form
    3,885,392,770.40/5,361,858,067.04 = 2,101,246,184.64/x
  3. Step 3: Cross multiply
    3,885,392,770.40x = 5,361,858,067.04 × 2,101,246,184.64
  4. Step 4: Simplify right side
    3,885,392,770.40x = 11,266,583,805,949,005,824
  5. Step 5: Solve for x
    x = 11,266,583,805,949,005,824/3,885,392,770.40
  6. Step 6: Final answer
    x = 2,899,728,411.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.