Home / 3,576,148,371.58-5,364,279,443.39-1,990,858,825.43

Finding the Fourth Proportional to 3,576,148,371.58, 5,364,279,443.39 and 1,990,858,825.43

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Solution

The fourth proportional to 3,576,148,371.58, 5,364,279,443.39 and 1,990,858,825.43 is: 2,986,319,906.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576,148,371.58 : 5,364,279,443.39 = 1,990,858,825.43 : x
  2. Step 2: Convert to fraction form
    3,576,148,371.58/5,364,279,443.39 = 1,990,858,825.43/x
  3. Step 3: Cross multiply
    3,576,148,371.58x = 5,364,279,443.39 × 1,990,858,825.43
  4. Step 4: Simplify right side
    3,576,148,371.58x = 10,679,523,071,947,640,832
  5. Step 5: Solve for x
    x = 10,679,523,071,947,640,832/3,576,148,371.58
  6. Step 6: Final answer
    x = 2,986,319,906.86

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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.