Home / 3,722,978,568.90-5,137,668,634.23-2,029,396,133.10

Finding the Fourth Proportional to 3,722,978,568.90, 5,137,668,634.23 and 2,029,396,133.10

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Solution

The fourth proportional to 3,722,978,568.90, 5,137,668,634.23 and 2,029,396,133.10 is: 2,800,543,883.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722,978,568.90 : 5,137,668,634.23 = 2,029,396,133.10 : x
  2. Step 2: Convert to fraction form
    3,722,978,568.90/5,137,668,634.23 = 2,029,396,133.10/x
  3. Step 3: Cross multiply
    3,722,978,568.90x = 5,137,668,634.23 × 2,029,396,133.10
  4. Step 4: Simplify right side
    3,722,978,568.90x = 10,426,364,859,455,518,720
  5. Step 5: Solve for x
    x = 10,426,364,859,455,518,720/3,722,978,568.90
  6. Step 6: Final answer
    x = 2,800,543,883.48

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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.