Home / 6,212,986,229.25-9,319,479,467.46-1,491,308,147.21

Finding the Fourth Proportional to 6,212,986,229.25, 9,319,479,467.46 and 1,491,308,147.21

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Solution

The fourth proportional to 6,212,986,229.25, 9,319,479,467.46 and 1,491,308,147.21 is: 2,236,962,250.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,212,986,229.25 : 9,319,479,467.46 = 1,491,308,147.21 : x
  2. Step 2: Convert to fraction form
    6,212,986,229.25/9,319,479,467.46 = 1,491,308,147.21/x
  3. Step 3: Cross multiply
    6,212,986,229.25x = 9,319,479,467.46 × 1,491,308,147.21
  4. Step 4: Simplify right side
    6,212,986,229.25x = 13,898,215,657,536,540,672
  5. Step 5: Solve for x
    x = 13,898,215,657,536,540,672/6,212,986,229.25
  6. Step 6: Final answer
    x = 2,236,962,250.47

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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.