Home / 70,982,736.40-106,474,104.60-27,853,346.80

Finding the Fourth Proportional to 70,982,736.40, 106,474,104.60 and 27,853,346.80

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Solution

The fourth proportional to 70,982,736.40, 106,474,104.60 and 27,853,346.80 is: 41,780,020.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,982,736.40 : 106,474,104.60 = 27,853,346.80 : x
  2. Step 2: Convert to fraction form
    70,982,736.40/106,474,104.60 = 27,853,346.80/x
  3. Step 3: Cross multiply
    70,982,736.40x = 106,474,104.60 × 27,853,346.80
  4. Step 4: Simplify right side
    70,982,736.40x = 2,965,660,160,643,275
  5. Step 5: Solve for x
    x = 2,965,660,160,643,275/70,982,736.40
  6. Step 6: Final answer
    x = 41,780,020.20

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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.