Home / 308,222,466.92-462,284,485.55-89,821,722.66

Finding the Fourth Proportional to 308,222,466.92, 462,284,485.55 and 89,821,722.66

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Solution

The fourth proportional to 308,222,466.92, 462,284,485.55 and 89,821,722.66 is: 134,718,241.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,222,466.92 : 462,284,485.55 = 89,821,722.66 : x
  2. Step 2: Convert to fraction form
    308,222,466.92/462,284,485.55 = 89,821,722.66/x
  3. Step 3: Cross multiply
    308,222,466.92x = 462,284,485.55 × 89,821,722.66
  4. Step 4: Simplify right side
    308,222,466.92x = 41,523,188,848,993,736
  5. Step 5: Solve for x
    x = 41,523,188,848,993,736/308,222,466.92
  6. Step 6: Final answer
    x = 134,718,241.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.