Home / 168,694,692.78-253,053,141.86-44,200,369.78

Finding the Fourth Proportional to 168,694,692.78, 253,053,141.86 and 44,200,369.78

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Solution

The fourth proportional to 168,694,692.78, 253,053,141.86 and 44,200,369.78 is: 66,303,463.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,694,692.78 : 253,053,141.86 = 44,200,369.78 : x
  2. Step 2: Convert to fraction form
    168,694,692.78/253,053,141.86 = 44,200,369.78/x
  3. Step 3: Cross multiply
    168,694,692.78x = 253,053,141.86 × 44,200,369.78
  4. Step 4: Simplify right side
    168,694,692.78x = 11,185,042,444,202,798
  5. Step 5: Solve for x
    x = 11,185,042,444,202,798/168,694,692.78
  6. Step 6: Final answer
    x = 66,303,463.73

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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.