Home / 496,394,454.38-743,623,017.84-386,706,028.88

Finding the Fourth Proportional to 496,394,454.38, 743,623,017.84 and 386,706,028.88

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Solution

The fourth proportional to 496,394,454.38, 743,623,017.84 and 386,706,028.88 is: 579,304,425.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,394,454.38 : 743,623,017.84 = 386,706,028.88 : x
  2. Step 2: Convert to fraction form
    496,394,454.38/743,623,017.84 = 386,706,028.88/x
  3. Step 3: Cross multiply
    496,394,454.38x = 743,623,017.84 × 386,706,028.88
  4. Step 4: Simplify right side
    496,394,454.38x = 287,563,504,212,667,808
  5. Step 5: Solve for x
    x = 287,563,504,212,667,808/496,394,454.38
  6. Step 6: Final answer
    x = 579,304,425.49

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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.