Home / 171,393,740.58-257,057,134.38-54,777,815.10

Finding the Fourth Proportional to 171,393,740.58, 257,057,134.38 and 54,777,815.10

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Solution

The fourth proportional to 171,393,740.58, 257,057,134.38 and 54,777,815.10 is: 82,156,023.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,393,740.58 : 257,057,134.38 = 54,777,815.10 : x
  2. Step 2: Convert to fraction form
    171,393,740.58/257,057,134.38 = 54,777,815.10/x
  3. Step 3: Cross multiply
    171,393,740.58x = 257,057,134.38 × 54,777,815.10
  4. Step 4: Simplify right side
    171,393,740.58x = 14,081,028,177,203,494
  5. Step 5: Solve for x
    x = 14,081,028,177,203,494/171,393,740.58
  6. Step 6: Final answer
    x = 82,156,023.49

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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.