Home / 36,511,622,396.82-50,386,043,685.05-20,236,279,986.90

Finding the Fourth Proportional to 36,511,622,396.82, 50,386,043,685.05 and 20,236,279,986.90

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Solution

The fourth proportional to 36,511,622,396.82, 50,386,043,685.05 and 20,236,279,986.90 is: 27,926,069,029.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,511,622,396.82 : 50,386,043,685.05 = 20,236,279,986.90 : x
  2. Step 2: Convert to fraction form
    36,511,622,396.82/50,386,043,685.05 = 20,236,279,986.90/x
  3. Step 3: Cross multiply
    36,511,622,396.82x = 50,386,043,685.05 × 20,236,279,986.90
  4. Step 4: Simplify right side
    36,511,622,396.82x = 1,019,626,087,442,745,262,080
  5. Step 5: Solve for x
    x = 1,019,626,087,442,745,262,080/36,511,622,396.82
  6. Step 6: Final answer
    x = 27,926,069,029.78

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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.