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Finding the Fourth Proportional to 218,304,869.70, 327,457,304.55 and 132,211,427.70

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Solution

The fourth proportional to 218,304,869.70, 327,457,304.55 and 132,211,427.70 is: 198,317,141.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,304,869.70 : 327,457,304.55 = 132,211,427.70 : x
  2. Step 2: Convert to fraction form
    218,304,869.70/327,457,304.55 = 132,211,427.70/x
  3. Step 3: Cross multiply
    218,304,869.70x = 327,457,304.55 × 132,211,427.70
  4. Step 4: Simplify right side
    218,304,869.70x = 43,293,597,745,349,208
  5. Step 5: Solve for x
    x = 43,293,597,745,349,208/218,304,869.70
  6. Step 6: Final answer
    x = 198,317,141.55

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