Home / 5,310,568,896.22-7,961,926,264.76-3,211,578,662.65

Finding the Fourth Proportional to 5,310,568,896.22, 7,961,926,264.76 and 3,211,578,662.65

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Solution

The fourth proportional to 5,310,568,896.22, 7,961,926,264.76 and 3,211,578,662.65 is: 4,814,993,083.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,310,568,896.22 : 7,961,926,264.76 = 3,211,578,662.65 : x
  2. Step 2: Convert to fraction form
    5,310,568,896.22/7,961,926,264.76 = 3,211,578,662.65/x
  3. Step 3: Cross multiply
    5,310,568,896.22x = 7,961,926,264.76 × 3,211,578,662.65
  4. Step 4: Simplify right side
    5,310,568,896.22x = 25,570,352,505,484,431,360
  5. Step 5: Solve for x
    x = 25,570,352,505,484,431,360/5,310,568,896.22
  6. Step 6: Final answer
    x = 4,814,993,083.64

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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.