Home / 172,504,739.22-258,605,942.58-64,874,945.94

Finding the Fourth Proportional to 172,504,739.22, 258,605,942.58 and 64,874,945.94

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Solution

The fourth proportional to 172,504,739.22, 258,605,942.58 and 64,874,945.94 is: 97,255,568.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,504,739.22 : 258,605,942.58 = 64,874,945.94 : x
  2. Step 2: Convert to fraction form
    172,504,739.22/258,605,942.58 = 64,874,945.94/x
  3. Step 3: Cross multiply
    172,504,739.22x = 258,605,942.58 × 64,874,945.94
  4. Step 4: Simplify right side
    172,504,739.22x = 16,777,046,544,640,244
  5. Step 5: Solve for x
    x = 16,777,046,544,640,244/172,504,739.22
  6. Step 6: Final answer
    x = 97,255,568.86

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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.