Home / 3,517,734,538.40-5,281,808,617.20-1,968,120,816.80

Finding the Fourth Proportional to 3,517,734,538.40, 5,281,808,617.20 and 1,968,120,816.80

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Solution

The fourth proportional to 3,517,734,538.40, 5,281,808,617.20 and 1,968,120,816.80 is: 2,955,094,358.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517,734,538.40 : 5,281,808,617.20 = 1,968,120,816.80 : x
  2. Step 2: Convert to fraction form
    3,517,734,538.40/5,281,808,617.20 = 1,968,120,816.80/x
  3. Step 3: Cross multiply
    3,517,734,538.40x = 5,281,808,617.20 × 1,968,120,816.80
  4. Step 4: Simplify right side
    3,517,734,538.40x = 10,395,237,489,864,941,568
  5. Step 5: Solve for x
    x = 10,395,237,489,864,941,568/3,517,734,538.40
  6. Step 6: Final answer
    x = 2,955,094,358.71

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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.