Home / 300,181,292.28-449,685,510.35-206,791,767.14

Finding the Fourth Proportional to 300,181,292.28, 449,685,510.35 and 206,791,767.14

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Solution

The fourth proportional to 300,181,292.28, 449,685,510.35 and 206,791,767.14 is: 309,783,666.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,181,292.28 : 449,685,510.35 = 206,791,767.14 : x
  2. Step 2: Convert to fraction form
    300,181,292.28/449,685,510.35 = 206,791,767.14/x
  3. Step 3: Cross multiply
    300,181,292.28x = 449,685,510.35 × 206,791,767.14
  4. Step 4: Simplify right side
    300,181,292.28x = 92,991,261,339,246,880
  5. Step 5: Solve for x
    x = 92,991,261,339,246,880/300,181,292.28
  6. Step 6: Final answer
    x = 309,783,666.51

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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.