Home / 129,351,004.56-194,057,089.61-41,912,377.14

Finding the Fourth Proportional to 129,351,004.56, 194,057,089.61 and 41,912,377.14

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Solution

The fourth proportional to 129,351,004.56, 194,057,089.61 and 41,912,377.14 is: 62,878,475.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,351,004.56 : 194,057,089.61 = 41,912,377.14 : x
  2. Step 2: Convert to fraction form
    129,351,004.56/194,057,089.61 = 41,912,377.14/x
  3. Step 3: Cross multiply
    129,351,004.56x = 194,057,089.61 × 41,912,377.14
  4. Step 4: Simplify right side
    129,351,004.56x = 8,133,393,926,425,096
  5. Step 5: Solve for x
    x = 8,133,393,926,425,096/129,351,004.56
  6. Step 6: Final answer
    x = 62,878,475.15

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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.