Home / 694,981,450.62-959,093,130.90-408,892,946.85

Finding the Fourth Proportional to 694,981,450.62, 959,093,130.90 and 408,892,946.85

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Solution

The fourth proportional to 694,981,450.62, 959,093,130.90 and 408,892,946.85 is: 564,283,285.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,981,450.62 : 959,093,130.90 = 408,892,946.85 : x
  2. Step 2: Convert to fraction form
    694,981,450.62/959,093,130.90 = 408,892,946.85/x
  3. Step 3: Cross multiply
    694,981,450.62x = 959,093,130.90 × 408,892,946.85
  4. Step 4: Simplify right side
    694,981,450.62x = 392,166,416,597,293,824
  5. Step 5: Solve for x
    x = 392,166,416,597,293,824/694,981,450.62
  6. Step 6: Final answer
    x = 564,283,285.90

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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.