Home / 218,304,873.70-327,457,310.55-109,146,892.30

Finding the Fourth Proportional to 218,304,873.70, 327,457,310.55 and 109,146,892.30

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Solution

The fourth proportional to 218,304,873.70, 327,457,310.55 and 109,146,892.30 is: 163,720,338.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,304,873.70 : 327,457,310.55 = 109,146,892.30 : x
  2. Step 2: Convert to fraction form
    218,304,873.70/327,457,310.55 = 109,146,892.30/x
  3. Step 3: Cross multiply
    218,304,873.70x = 327,457,310.55 × 109,146,892.30
  4. Step 4: Simplify right side
    218,304,873.70x = 35,740,947,807,448,504
  5. Step 5: Solve for x
    x = 35,740,947,807,448,504/218,304,873.70
  6. Step 6: Final answer
    x = 163,720,338.45

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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.