Home / 320,704,974.97-481,239,442.03-173,150,569.95

Finding the Fourth Proportional to 320,704,974.97, 481,239,442.03 and 173,150,569.95

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Solution

The fourth proportional to 320,704,974.97, 481,239,442.03 and 173,150,569.95 is: 259,824,106.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,704,974.97 : 481,239,442.03 = 173,150,569.95 : x
  2. Step 2: Convert to fraction form
    320,704,974.97/481,239,442.03 = 173,150,569.95/x
  3. Step 3: Cross multiply
    320,704,974.97x = 481,239,442.03 × 173,150,569.95
  4. Step 4: Simplify right side
    320,704,974.97x = 83,326,883,670,220,112
  5. Step 5: Solve for x
    x = 83,326,883,670,220,112/320,704,974.97
  6. Step 6: Final answer
    x = 259,824,106.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.