Home / 362,136,019.87-499,759,778.64-203,394,116.89

Finding the Fourth Proportional to 362,136,019.87, 499,759,778.64 and 203,394,116.89

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Solution

The fourth proportional to 362,136,019.87, 499,759,778.64 and 203,394,116.89 is: 280,690,661.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,136,019.87 : 499,759,778.64 = 203,394,116.89 : x
  2. Step 2: Convert to fraction form
    362,136,019.87/499,759,778.64 = 203,394,116.89/x
  3. Step 3: Cross multiply
    362,136,019.87x = 499,759,778.64 × 203,394,116.89
  4. Step 4: Simplify right side
    362,136,019.87x = 101,648,198,833,624,672
  5. Step 5: Solve for x
    x = 101,648,198,833,624,672/362,136,019.87
  6. Step 6: Final answer
    x = 280,690,661.12

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