Home / 1,891,176,349.20-2,836,764,523.80-664,344,800.70

Finding the Fourth Proportional to 1,891,176,349.20, 2,836,764,523.80 and 664,344,800.70

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Solution

The fourth proportional to 1,891,176,349.20, 2,836,764,523.80 and 664,344,800.70 is: 996,517,201.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,176,349.20 : 2,836,764,523.80 = 664,344,800.70 : x
  2. Step 2: Convert to fraction form
    1,891,176,349.20/2,836,764,523.80 = 664,344,800.70/x
  3. Step 3: Cross multiply
    1,891,176,349.20x = 2,836,764,523.80 × 664,344,800.70
  4. Step 4: Simplify right side
    1,891,176,349.20x = 1,884,589,762,196,741,632
  5. Step 5: Solve for x
    x = 1,884,589,762,196,741,632/1,891,176,349.20
  6. Step 6: Final answer
    x = 996,517,201.05

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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.