Home / 54,469,069.43-75,171,819.08-31,268,680.88

Finding the Fourth Proportional to 54,469,069.43, 75,171,819.08 and 31,268,680.88

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Solution

The fourth proportional to 54,469,069.43, 75,171,819.08 and 31,268,680.88 is: 43,153,364.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,469,069.43 : 75,171,819.08 = 31,268,680.88 : x
  2. Step 2: Convert to fraction form
    54,469,069.43/75,171,819.08 = 31,268,680.88/x
  3. Step 3: Cross multiply
    54,469,069.43x = 75,171,819.08 × 31,268,680.88
  4. Step 4: Simplify right side
    54,469,069.43x = 2,350,523,621,683,927.50
  5. Step 5: Solve for x
    x = 2,350,523,621,683,927.50/54,469,069.43
  6. Step 6: Final answer
    x = 43,153,364.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.