Home / 271,966,243.70-407,949,365.55-218,218,531.70

Finding the Fourth Proportional to 271,966,243.70, 407,949,365.55 and 218,218,531.70

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Solution

The fourth proportional to 271,966,243.70, 407,949,365.55 and 218,218,531.70 is: 327,327,797.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,966,243.70 : 407,949,365.55 = 218,218,531.70 : x
  2. Step 2: Convert to fraction form
    271,966,243.70/407,949,365.55 = 218,218,531.70/x
  3. Step 3: Cross multiply
    271,966,243.70x = 407,949,365.55 × 218,218,531.70
  4. Step 4: Simplify right side
    271,966,243.70x = 89,022,111,558,267,568
  5. Step 5: Solve for x
    x = 89,022,111,558,267,568/271,966,243.70
  6. Step 6: Final answer
    x = 327,327,797.55

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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.