Home / 141,889,087.46-195,806,670.26-79,161,453.27

Finding the Fourth Proportional to 141,889,087.46, 195,806,670.26 and 79,161,453.27

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Solution

The fourth proportional to 141,889,087.46, 195,806,670.26 and 79,161,453.27 is: 109,242,654.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,889,087.46 : 195,806,670.26 = 79,161,453.27 : x
  2. Step 2: Convert to fraction form
    141,889,087.46/195,806,670.26 = 79,161,453.27/x
  3. Step 3: Cross multiply
    141,889,087.46x = 195,806,670.26 × 79,161,453.27
  4. Step 4: Simplify right side
    141,889,087.46x = 15,500,340,576,882,820
  5. Step 5: Solve for x
    x = 15,500,340,576,882,820/141,889,087.46
  6. Step 6: Final answer
    x = 109,242,654.62

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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.