Home / 2,762,178,185.80-4,140,474,851.46-1,189,311,230.44

Finding the Fourth Proportional to 2,762,178,185.80, 4,140,474,851.46 and 1,189,311,230.44

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Solution

The fourth proportional to 2,762,178,185.80, 4,140,474,851.46 and 1,189,311,230.44 is: 1,782,764,510.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,762,178,185.80 : 4,140,474,851.46 = 1,189,311,230.44 : x
  2. Step 2: Convert to fraction form
    2,762,178,185.80/4,140,474,851.46 = 1,189,311,230.44/x
  3. Step 3: Cross multiply
    2,762,178,185.80x = 4,140,474,851.46 × 1,189,311,230.44
  4. Step 4: Simplify right side
    2,762,178,185.80x = 4,924,313,240,195,769,344
  5. Step 5: Solve for x
    x = 4,924,313,240,195,769,344/2,762,178,185.80
  6. Step 6: Final answer
    x = 1,782,764,510.09

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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.