Home / 2,646,437,101.20-3,969,655,651.80-1,911,773,062.80

Finding the Fourth Proportional to 2,646,437,101.20, 3,969,655,651.80 and 1,911,773,062.80

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Solution

The fourth proportional to 2,646,437,101.20, 3,969,655,651.80 and 1,911,773,062.80 is: 2,867,659,594.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,646,437,101.20 : 3,969,655,651.80 = 1,911,773,062.80 : x
  2. Step 2: Convert to fraction form
    2,646,437,101.20/3,969,655,651.80 = 1,911,773,062.80/x
  3. Step 3: Cross multiply
    2,646,437,101.20x = 3,969,655,651.80 × 1,911,773,062.80
  4. Step 4: Simplify right side
    2,646,437,101.20x = 7,589,080,743,703,016,448
  5. Step 5: Solve for x
    x = 7,589,080,743,703,016,448/2,646,437,101.20
  6. Step 6: Final answer
    x = 2,867,659,594.20

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1.5x scale

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.