Home / 677,046,798,881.20-934,296,383,618.73-368,399,369,997.03

Finding the Fourth Proportional to 677,046,798,881.20, 934,296,383,618.73 and 368,399,369,997.03

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Solution

The fourth proportional to 677,046,798,881.20, 934,296,383,618.73 and 368,399,369,997.03 is: 508,375,786,850.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,046,798,881.20 : 934,296,383,618.73 = 368,399,369,997.03 : x
  2. Step 2: Convert to fraction form
    677,046,798,881.20/934,296,383,618.73 = 368,399,369,997.03/x
  3. Step 3: Cross multiply
    677,046,798,881.20x = 934,296,383,618.73 × 368,399,369,997.03
  4. Step 4: Simplify right side
    677,046,798,881.20x = 344,194,199,115,643,620,425,728
  5. Step 5: Solve for x
    x = 344,194,199,115,643,620,425,728/677,046,798,881.20
  6. Step 6: Final answer
    x = 508,375,786,850.21

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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.