Home / 3,290,530,179.39-4,540,940,449.35-1,785,156,530.38

Finding the Fourth Proportional to 3,290,530,179.39, 4,540,940,449.35 and 1,785,156,530.38

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Solution

The fourth proportional to 3,290,530,179.39, 4,540,940,449.35 and 1,785,156,530.38 is: 2,463,520,787.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290,530,179.39 : 4,540,940,449.35 = 1,785,156,530.38 : x
  2. Step 2: Convert to fraction form
    3,290,530,179.39/4,540,940,449.35 = 1,785,156,530.38/x
  3. Step 3: Cross multiply
    3,290,530,179.39x = 4,540,940,449.35 × 1,785,156,530.38
  4. Step 4: Simplify right side
    3,290,530,179.39x = 8,106,289,497,223,844,864
  5. Step 5: Solve for x
    x = 8,106,289,497,223,844,864/3,290,530,179.39
  6. Step 6: Final answer
    x = 2,463,520,787.01

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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.