Home / 329,481,076.78-454,571,266.95-188,250,963.18

Finding the Fourth Proportional to 329,481,076.78, 454,571,266.95 and 188,250,963.18

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Solution

The fourth proportional to 329,481,076.78, 454,571,266.95 and 188,250,963.18 is: 259,721,983.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,481,076.78 : 454,571,266.95 = 188,250,963.18 : x
  2. Step 2: Convert to fraction form
    329,481,076.78/454,571,266.95 = 188,250,963.18/x
  3. Step 3: Cross multiply
    329,481,076.78x = 454,571,266.95 × 188,250,963.18
  4. Step 4: Simplify right side
    329,481,076.78x = 85,573,478,837,290,400
  5. Step 5: Solve for x
    x = 85,573,478,837,290,400/329,481,076.78
  6. Step 6: Final answer
    x = 259,721,983.65

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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.