Home / 320,801,771.31-481,125,608.91-148,112,664.63

Finding the Fourth Proportional to 320,801,771.31, 481,125,608.91 and 148,112,664.63

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Solution

The fourth proportional to 320,801,771.31, 481,125,608.91 and 148,112,664.63 is: 222,133,424.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,801,771.31 : 481,125,608.91 = 148,112,664.63 : x
  2. Step 2: Convert to fraction form
    320,801,771.31/481,125,608.91 = 148,112,664.63/x
  3. Step 3: Cross multiply
    320,801,771.31x = 481,125,608.91 × 148,112,664.63
  4. Step 4: Simplify right side
    320,801,771.31x = 71,260,795,957,391,368
  5. Step 5: Solve for x
    x = 71,260,795,957,391,368/320,801,771.31
  6. Step 6: Final answer
    x = 222,133,424.22

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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.