Home / 6,621,948,665.43-9,924,743,824.68-5,682,669,213.21

Finding the Fourth Proportional to 6,621,948,665.43, 9,924,743,824.68 and 5,682,669,213.21

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Solution

The fourth proportional to 6,621,948,665.43, 9,924,743,824.68 and 5,682,669,213.21 is: 8,516,984,807.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,621,948,665.43 : 9,924,743,824.68 = 5,682,669,213.21 : x
  2. Step 2: Convert to fraction form
    6,621,948,665.43/9,924,743,824.68 = 5,682,669,213.21/x
  3. Step 3: Cross multiply
    6,621,948,665.43x = 9,924,743,824.68 × 5,682,669,213.21
  4. Step 4: Simplify right side
    6,621,948,665.43x = 56,399,036,181,505,105,920
  5. Step 5: Solve for x
    x = 56,399,036,181,505,105,920/6,621,948,665.43
  6. Step 6: Final answer
    x = 8,516,984,807.80

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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.