Home / 481,475,882.55-664,425,476.94-283,250,142.81

Finding the Fourth Proportional to 481,475,882.55, 664,425,476.94 and 283,250,142.81

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Solution

The fourth proportional to 481,475,882.55, 664,425,476.94 and 283,250,142.81 is: 390,878,584.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,475,882.55 : 664,425,476.94 = 283,250,142.81 : x
  2. Step 2: Convert to fraction form
    481,475,882.55/664,425,476.94 = 283,250,142.81/x
  3. Step 3: Cross multiply
    481,475,882.55x = 664,425,476.94 × 283,250,142.81
  4. Step 4: Simplify right side
    481,475,882.55x = 188,198,611,229,857,376
  5. Step 5: Solve for x
    x = 188,198,611,229,857,376/481,475,882.55
  6. Step 6: Final answer
    x = 390,878,584.06

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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.