Home / 494,210,562.40-682,092,441.84-274,264,639.84

Finding the Fourth Proportional to 494,210,562.40, 682,092,441.84 and 274,264,639.84

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Solution

The fourth proportional to 494,210,562.40, 682,092,441.84 and 274,264,639.84 is: 378,530,634.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,210,562.40 : 682,092,441.84 = 274,264,639.84 : x
  2. Step 2: Convert to fraction form
    494,210,562.40/682,092,441.84 = 274,264,639.84/x
  3. Step 3: Cross multiply
    494,210,562.40x = 682,092,441.84 × 274,264,639.84
  4. Step 4: Simplify right side
    494,210,562.40x = 187,073,837,898,833,728
  5. Step 5: Solve for x
    x = 187,073,837,898,833,728/494,210,562.40
  6. Step 6: Final answer
    x = 378,530,634.78

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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.