Home / 213,379,027.75-320,114,229.10-63,825,237.61

Finding the Fourth Proportional to 213,379,027.75, 320,114,229.10 and 63,825,237.61

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Solution

The fourth proportional to 213,379,027.75, 320,114,229.10 and 63,825,237.61 is: 95,751,522.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,379,027.75 : 320,114,229.10 = 63,825,237.61 : x
  2. Step 2: Convert to fraction form
    213,379,027.75/320,114,229.10 = 63,825,237.61/x
  3. Step 3: Cross multiply
    213,379,027.75x = 320,114,229.10 × 63,825,237.61
  4. Step 4: Simplify right side
    213,379,027.75x = 20,431,366,735,848,968
  5. Step 5: Solve for x
    x = 20,431,366,735,848,968/213,379,027.75
  6. Step 6: Final answer
    x = 95,751,522.31

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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.