Home / 1,338,704,914.10-2,008,057,371.15-948,414,643.70

Finding the Fourth Proportional to 1,338,704,914.10, 2,008,057,371.15 and 948,414,643.70

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Solution

The fourth proportional to 1,338,704,914.10, 2,008,057,371.15 and 948,414,643.70 is: 1,422,621,965.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,704,914.10 : 2,008,057,371.15 = 948,414,643.70 : x
  2. Step 2: Convert to fraction form
    1,338,704,914.10/2,008,057,371.15 = 948,414,643.70/x
  3. Step 3: Cross multiply
    1,338,704,914.10x = 2,008,057,371.15 × 948,414,643.70
  4. Step 4: Simplify right side
    1,338,704,914.10x = 1,904,471,016,188,386,048
  5. Step 5: Solve for x
    x = 1,904,471,016,188,386,048/1,338,704,914.10
  6. Step 6: Final answer
    x = 1,422,621,965.55

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Find fourth proportional to 1,338,704,915.10, 2,008,057,372.65 and 948,414,644.70
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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.