Home / 362,136,010.87-499,759,766.22-203,394,107.89

Finding the Fourth Proportional to 362,136,010.87, 499,759,766.22 and 203,394,107.89

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Solution

The fourth proportional to 362,136,010.87, 499,759,766.22 and 203,394,107.89 is: 280,690,648.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,136,010.87 : 499,759,766.22 = 203,394,107.89 : x
  2. Step 2: Convert to fraction form
    362,136,010.87/499,759,766.22 = 203,394,107.89/x
  3. Step 3: Cross multiply
    362,136,010.87x = 499,759,766.22 × 203,394,107.89
  4. Step 4: Simplify right side
    362,136,010.87x = 101,648,191,809,631,856
  5. Step 5: Solve for x
    x = 101,648,191,809,631,856/362,136,010.87
  6. Step 6: Final answer
    x = 280,690,648.70

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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.