Home / 2,261,420,426.40-3,120,741,415.44-1,271,350,246.56

Finding the Fourth Proportional to 2,261,420,426.40, 3,120,741,415.44 and 1,271,350,246.56

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Solution

The fourth proportional to 2,261,420,426.40, 3,120,741,415.44 and 1,271,350,246.56 is: 1,754,452,786.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,261,420,426.40 : 3,120,741,415.44 = 1,271,350,246.56 : x
  2. Step 2: Convert to fraction form
    2,261,420,426.40/3,120,741,415.44 = 1,271,350,246.56/x
  3. Step 3: Cross multiply
    2,261,420,426.40x = 3,120,741,415.44 × 1,271,350,246.56
  4. Step 4: Simplify right side
    2,261,420,426.40x = 3,967,555,367,969,647,104
  5. Step 5: Solve for x
    x = 3,967,555,367,969,647,104/2,261,420,426.40
  6. Step 6: Final answer
    x = 1,754,452,786.25

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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.