Home / 494,345,136.20-741,517,704.30-276,666,902.60

Finding the Fourth Proportional to 494,345,136.20, 741,517,704.30 and 276,666,902.60

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Solution

The fourth proportional to 494,345,136.20, 741,517,704.30 and 276,666,902.60 is: 415,000,353.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,345,136.20 : 741,517,704.30 = 276,666,902.60 : x
  2. Step 2: Convert to fraction form
    494,345,136.20/741,517,704.30 = 276,666,902.60/x
  3. Step 3: Cross multiply
    494,345,136.20x = 741,517,704.30 × 276,666,902.60
  4. Step 4: Simplify right side
    494,345,136.20x = 205,153,406,471,743,712
  5. Step 5: Solve for x
    x = 205,153,406,471,743,712/494,345,136.20
  6. Step 6: Final answer
    x = 415,000,353.90

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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.