Home / 1,336,801,626.30-2,005,202,439.45-1,280,123,443.65

Finding the Fourth Proportional to 1,336,801,626.30, 2,005,202,439.45 and 1,280,123,443.65

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Solution

The fourth proportional to 1,336,801,626.30, 2,005,202,439.45 and 1,280,123,443.65 is: 1,920,185,165.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,801,626.30 : 2,005,202,439.45 = 1,280,123,443.65 : x
  2. Step 2: Convert to fraction form
    1,336,801,626.30/2,005,202,439.45 = 1,280,123,443.65/x
  3. Step 3: Cross multiply
    1,336,801,626.30x = 2,005,202,439.45 × 1,280,123,443.65
  4. Step 4: Simplify right side
    1,336,801,626.30x = 2,566,906,652,004,114,944
  5. Step 5: Solve for x
    x = 2,566,906,652,004,114,944/1,336,801,626.30
  6. Step 6: Final answer
    x = 1,920,185,165.48

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Double scale
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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.