Home / 494,864,057.54-682,900,488.14-274,847,658.50

Finding the Fourth Proportional to 494,864,057.54, 682,900,488.14 and 274,847,658.50

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Solution

The fourth proportional to 494,864,057.54, 682,900,488.14 and 274,847,658.50 is: 379,283,153.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,864,057.54 : 682,900,488.14 = 274,847,658.50 : x
  2. Step 2: Convert to fraction form
    494,864,057.54/682,900,488.14 = 274,847,658.50/x
  3. Step 3: Cross multiply
    494,864,057.54x = 682,900,488.14 × 274,847,658.50
  4. Step 4: Simplify right side
    494,864,057.54x = 187,693,600,153,786,016
  5. Step 5: Solve for x
    x = 187,693,600,153,786,016/494,864,057.54
  6. Step 6: Final answer
    x = 379,283,153.21

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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.