Home / 177,783,896.72-268,008,370.73-165,932,761.88

Finding the Fourth Proportional to 177,783,896.72, 268,008,370.73 and 165,932,761.88

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Solution

The fourth proportional to 177,783,896.72, 268,008,370.73 and 165,932,761.88 is: 250,142,841.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,783,896.72 : 268,008,370.73 = 165,932,761.88 : x
  2. Step 2: Convert to fraction form
    177,783,896.72/268,008,370.73 = 165,932,761.88/x
  3. Step 3: Cross multiply
    177,783,896.72x = 268,008,370.73 × 165,932,761.88
  4. Step 4: Simplify right side
    177,783,896.72x = 44,471,369,162,187,848
  5. Step 5: Solve for x
    x = 44,471,369,162,187,848/177,783,896.72
  6. Step 6: Final answer
    x = 250,142,841.86

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.