Home / 126,412,757.11-189,619,136.88-35,536,346.11

Finding the Fourth Proportional to 126,412,757.11, 189,619,136.88 and 35,536,346.11

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Solution

The fourth proportional to 126,412,757.11, 189,619,136.88 and 35,536,346.11 is: 53,304,519.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,412,757.11 : 189,619,136.88 = 35,536,346.11 : x
  2. Step 2: Convert to fraction form
    126,412,757.11/189,619,136.88 = 35,536,346.11/x
  3. Step 3: Cross multiply
    126,412,757.11x = 189,619,136.88 × 35,536,346.11
  4. Step 4: Simplify right side
    126,412,757.11x = 6,738,371,277,247,145
  5. Step 5: Solve for x
    x = 6,738,371,277,247,145/126,412,757.11
  6. Step 6: Final answer
    x = 53,304,519.51

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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.