Home / 677,046,798,904.62-934,296,383,651.15-368,399,370,020.46

Finding the Fourth Proportional to 677,046,798,904.62, 934,296,383,651.15 and 368,399,370,020.46

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Solution

The fourth proportional to 677,046,798,904.62, 934,296,383,651.15 and 368,399,370,020.46 is: 508,375,786,882.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,046,798,904.62 : 934,296,383,651.15 = 368,399,370,020.46 : x
  2. Step 2: Convert to fraction form
    677,046,798,904.62/934,296,383,651.15 = 368,399,370,020.46/x
  3. Step 3: Cross multiply
    677,046,798,904.62x = 934,296,383,651.15 × 368,399,370,020.46
  4. Step 4: Simplify right side
    677,046,798,904.62x = 344,194,199,149,477,695,062,016
  5. Step 5: Solve for x
    x = 344,194,199,149,477,695,062,016/677,046,798,904.62
  6. Step 6: Final answer
    x = 508,375,786,882.59

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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.