Home / 275,190,607.98-379,758,234.06-149,738,571.54

Finding the Fourth Proportional to 275,190,607.98, 379,758,234.06 and 149,738,571.54

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Solution

The fourth proportional to 275,190,607.98, 379,758,234.06 and 149,738,571.54 is: 206,636,614.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,190,607.98 : 379,758,234.06 = 149,738,571.54 : x
  2. Step 2: Convert to fraction form
    275,190,607.98/379,758,234.06 = 149,738,571.54/x
  3. Step 3: Cross multiply
    275,190,607.98x = 379,758,234.06 × 149,738,571.54
  4. Step 4: Simplify right side
    275,190,607.98x = 56,864,455,498,697,368
  5. Step 5: Solve for x
    x = 56,864,455,498,697,368/275,190,607.98
  6. Step 6: Final answer
    x = 206,636,614.22

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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.