Home / 694,981,444.61-959,093,122.64-408,892,940.84

Finding the Fourth Proportional to 694,981,444.61, 959,093,122.64 and 408,892,940.84

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Solution

The fourth proportional to 694,981,444.61, 959,093,122.64 and 408,892,940.84 is: 564,283,277.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,981,444.61 : 959,093,122.64 = 408,892,940.84 : x
  2. Step 2: Convert to fraction form
    694,981,444.61/959,093,122.64 = 408,892,940.84/x
  3. Step 3: Cross multiply
    694,981,444.61x = 959,093,122.64 × 408,892,940.84
  4. Step 4: Simplify right side
    694,981,444.61x = 392,166,407,456,041,600
  5. Step 5: Solve for x
    x = 392,166,407,456,041,600/694,981,444.61
  6. Step 6: Final answer
    x = 564,283,277.63

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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.