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Finding the Fourth Proportional to 218,613,942.40, 327,873,674.40 and 95,792,022.40

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Solution

The fourth proportional to 218,613,942.40, 327,873,674.40 and 95,792,022.40 is: 143,667,334.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,613,942.40 : 327,873,674.40 = 95,792,022.40 : x
  2. Step 2: Convert to fraction form
    218,613,942.40/327,873,674.40 = 95,792,022.40/x
  3. Step 3: Cross multiply
    218,613,942.40x = 327,873,674.40 × 95,792,022.40
  4. Step 4: Simplify right side
    218,613,942.40x = 31,407,682,362,495,108
  5. Step 5: Solve for x
    x = 31,407,682,362,495,108/218,613,942.40
  6. Step 6: Final answer
    x = 143,667,334.38

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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.