Home / 770,770,522.62-1,063,660,639.17-418,346,512.42

Finding the Fourth Proportional to 770,770,522.62, 1,063,660,639.17 and 418,346,512.42

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Solution

The fourth proportional to 770,770,522.62, 1,063,660,639.17 and 418,346,512.42 is: 577,316,731.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,770,522.62 : 1,063,660,639.17 = 418,346,512.42 : x
  2. Step 2: Convert to fraction form
    770,770,522.62/1,063,660,639.17 = 418,346,512.42/x
  3. Step 3: Cross multiply
    770,770,522.62x = 1,063,660,639.17 × 418,346,512.42
  4. Step 4: Simplify right side
    770,770,522.62x = 444,978,718,789,879,232
  5. Step 5: Solve for x
    x = 444,978,718,789,879,232/770,770,522.62
  6. Step 6: Final answer
    x = 577,316,731.41

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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.