Home / 494,890,696.70-742,984,818.33-331,857,966.95

Finding the Fourth Proportional to 494,890,696.70, 742,984,818.33 and 331,857,966.95

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Solution

The fourth proportional to 494,890,696.70, 742,984,818.33 and 331,857,966.95 is: 498,221,997.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,890,696.70 : 742,984,818.33 = 331,857,966.95 : x
  2. Step 2: Convert to fraction form
    494,890,696.70/742,984,818.33 = 331,857,966.95/x
  3. Step 3: Cross multiply
    494,890,696.70x = 742,984,818.33 × 331,857,966.95
  4. Step 4: Simplify right side
    494,890,696.70x = 246,565,431,281,993,984
  5. Step 5: Solve for x
    x = 246,565,431,281,993,984/494,890,696.70
  6. Step 6: Final answer
    x = 498,221,997.16

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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.