Home / 494,764,622.18-682,461,425.45-303,942,136.22

Finding the Fourth Proportional to 494,764,622.18, 682,461,425.45 and 303,942,136.22

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Solution

The fourth proportional to 494,764,622.18, 682,461,425.45 and 303,942,136.22 is: 419,247,404.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,764,622.18 : 682,461,425.45 = 303,942,136.22 : x
  2. Step 2: Convert to fraction form
    494,764,622.18/682,461,425.45 = 303,942,136.22/x
  3. Step 3: Cross multiply
    494,764,622.18x = 682,461,425.45 × 303,942,136.22
  4. Step 4: Simplify right side
    494,764,622.18x = 207,428,783,538,926,048
  5. Step 5: Solve for x
    x = 207,428,783,538,926,048/494,764,622.18
  6. Step 6: Final answer
    x = 419,247,404.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.