Home / 235,431,508.76-324,874,364.78-136,318,945.54

Finding the Fourth Proportional to 235,431,508.76, 324,874,364.78 and 136,318,945.54

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Solution

The fourth proportional to 235,431,508.76, 324,874,364.78 and 136,318,945.54 is: 188,107,917.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,431,508.76 : 324,874,364.78 = 136,318,945.54 : x
  2. Step 2: Convert to fraction form
    235,431,508.76/324,874,364.78 = 136,318,945.54/x
  3. Step 3: Cross multiply
    235,431,508.76x = 324,874,364.78 × 136,318,945.54
  4. Step 4: Simplify right side
    235,431,508.76x = 44,286,530,840,808,728
  5. Step 5: Solve for x
    x = 44,286,530,840,808,728/235,431,508.76
  6. Step 6: Final answer
    x = 188,107,917.56

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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.