Home / 66,324,672.40-99,561,658.20-51,245,453.20

Finding the Fourth Proportional to 66,324,672.40, 99,561,658.20 and 51,245,453.20

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Solution

The fourth proportional to 66,324,672.40, 99,561,658.20 and 51,245,453.20 is: 76,925,857.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,324,672.40 : 99,561,658.20 = 51,245,453.20 : x
  2. Step 2: Convert to fraction form
    66,324,672.40/99,561,658.20 = 51,245,453.20/x
  3. Step 3: Cross multiply
    66,324,672.40x = 99,561,658.20 × 51,245,453.20
  4. Step 4: Simplify right side
    66,324,672.40x = 5,102,082,295,802,497
  5. Step 5: Solve for x
    x = 5,102,082,295,802,497/66,324,672.40
  6. Step 6: Final answer
    x = 76,925,857.47

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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.