Home / 199,485,211,181.41-275,286,188,879.81-108,033,019,185.25

Finding the Fourth Proportional to 199,485,211,181.41, 275,286,188,879.81 and 108,033,019,185.25

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Solution

The fourth proportional to 199,485,211,181.41, 275,286,188,879.81 and 108,033,019,185.25 is: 149,083,723,793.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,485,211,181.41 : 275,286,188,879.81 = 108,033,019,185.25 : x
  2. Step 2: Convert to fraction form
    199,485,211,181.41/275,286,188,879.81 = 108,033,019,185.25/x
  3. Step 3: Cross multiply
    199,485,211,181.41x = 275,286,188,879.81 × 108,033,019,185.25
  4. Step 4: Simplify right side
    199,485,211,181.41x = 29,739,998,124,686,870,315,008
  5. Step 5: Solve for x
    x = 29,739,998,124,686,870,315,008/199,485,211,181.41
  6. Step 6: Final answer
    x = 149,083,723,793.65

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1.5x scale

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.