Home / 177,783,897.72-268,008,372.24-165,932,762.88

Finding the Fourth Proportional to 177,783,897.72, 268,008,372.24 and 165,932,762.88

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Solution

The fourth proportional to 177,783,897.72, 268,008,372.24 and 165,932,762.88 is: 250,142,843.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,783,897.72 : 268,008,372.24 = 165,932,762.88 : x
  2. Step 2: Convert to fraction form
    177,783,897.72/268,008,372.24 = 165,932,762.88/x
  3. Step 3: Cross multiply
    177,783,897.72x = 268,008,372.24 × 165,932,762.88
  4. Step 4: Simplify right side
    177,783,897.72x = 44,471,369,680,754,696
  5. Step 5: Solve for x
    x = 44,471,369,680,754,696/177,783,897.72
  6. Step 6: Final answer
    x = 250,142,843.37

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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.