Home / 3,963,449,918.40-5,941,247,881.20-1,861,163,025.60

Finding the Fourth Proportional to 3,963,449,918.40, 5,941,247,881.20 and 1,861,163,025.60

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Solution

The fourth proportional to 3,963,449,918.40, 5,941,247,881.20 and 1,861,163,025.60 is: 2,789,900,493.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963,449,918.40 : 5,941,247,881.20 = 1,861,163,025.60 : x
  2. Step 2: Convert to fraction form
    3,963,449,918.40/5,941,247,881.20 = 1,861,163,025.60/x
  3. Step 3: Cross multiply
    3,963,449,918.40x = 5,941,247,881.20 × 1,861,163,025.60
  4. Step 4: Simplify right side
    3,963,449,918.40x = 11,057,630,882,413,780,992
  5. Step 5: Solve for x
    x = 11,057,630,882,413,780,992/3,963,449,918.40
  6. Step 6: Final answer
    x = 2,789,900,493.27

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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.