Home / 327,764,049.80-491,646,074.70-292,051,214.60

Finding the Fourth Proportional to 327,764,049.80, 491,646,074.70 and 292,051,214.60

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Solution

The fourth proportional to 327,764,049.80, 491,646,074.70 and 292,051,214.60 is: 438,076,821.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,764,049.80 : 491,646,074.70 = 292,051,214.60 : x
  2. Step 2: Convert to fraction form
    327,764,049.80/491,646,074.70 = 292,051,214.60/x
  3. Step 3: Cross multiply
    327,764,049.80x = 491,646,074.70 × 292,051,214.60
  4. Step 4: Simplify right side
    327,764,049.80x = 143,585,833,269,457,344
  5. Step 5: Solve for x
    x = 143,585,833,269,457,344/327,764,049.80
  6. Step 6: Final answer
    x = 438,076,821.90

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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.