Home / 496,394,521.56-743,623,117.79-386,706,095.46

Finding the Fourth Proportional to 496,394,521.56, 743,623,117.79 and 386,706,095.46

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Solution

The fourth proportional to 496,394,521.56, 743,623,117.79 and 386,706,095.46 is: 579,304,524.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,394,521.56 : 743,623,117.79 = 386,706,095.46 : x
  2. Step 2: Convert to fraction form
    496,394,521.56/743,623,117.79 = 386,706,095.46/x
  3. Step 3: Cross multiply
    496,394,521.56x = 743,623,117.79 × 386,706,095.46
  4. Step 4: Simplify right side
    496,394,521.56x = 287,563,592,372,428,992
  5. Step 5: Solve for x
    x = 287,563,592,372,428,992/496,394,521.56
  6. Step 6: Final answer
    x = 579,304,524.69

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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.