Home / 187,524,016.40-281,286,024.60-66,367,715.60

Finding the Fourth Proportional to 187,524,016.40, 281,286,024.60 and 66,367,715.60

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Solution

The fourth proportional to 187,524,016.40, 281,286,024.60 and 66,367,715.60 is: 99,551,573.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,524,016.40 : 281,286,024.60 = 66,367,715.60 : x
  2. Step 2: Convert to fraction form
    187,524,016.40/281,286,024.60 = 66,367,715.60/x
  3. Step 3: Cross multiply
    187,524,016.40x = 281,286,024.60 × 66,367,715.60
  4. Step 4: Simplify right side
    187,524,016.40x = 18,668,310,882,907,404
  5. Step 5: Solve for x
    x = 18,668,310,882,907,404/187,524,016.40
  6. Step 6: Final answer
    x = 99,551,573.40

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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.