Home / 217,040,674.40-325,561,011.60-55,474,056.80

Finding the Fourth Proportional to 217,040,674.40, 325,561,011.60 and 55,474,056.80

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Solution

The fourth proportional to 217,040,674.40, 325,561,011.60 and 55,474,056.80 is: 83,211,085.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,040,674.40 : 325,561,011.60 = 55,474,056.80 : x
  2. Step 2: Convert to fraction form
    217,040,674.40/325,561,011.60 = 55,474,056.80/x
  3. Step 3: Cross multiply
    217,040,674.40x = 325,561,011.60 × 55,474,056.80
  4. Step 4: Simplify right side
    217,040,674.40x = 18,060,190,049,363,860
  5. Step 5: Solve for x
    x = 18,060,190,049,363,860/217,040,674.40
  6. Step 6: Final answer
    x = 83,211,085.20

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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.