Home / 107,777,464.20-161,689,815.90-53,216,188.20

Finding the Fourth Proportional to 107,777,464.20, 161,689,815.90 and 53,216,188.20

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Solution

The fourth proportional to 107,777,464.20, 161,689,815.90 and 53,216,188.20 is: 79,835,944.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,777,464.20 : 161,689,815.90 = 53,216,188.20 : x
  2. Step 2: Convert to fraction form
    107,777,464.20/161,689,815.90 = 53,216,188.20/x
  3. Step 3: Cross multiply
    107,777,464.20x = 161,689,815.90 × 53,216,188.20
  4. Step 4: Simplify right side
    107,777,464.20x = 8,604,515,672,957,753
  5. Step 5: Solve for x
    x = 8,604,515,672,957,753/107,777,464.20
  6. Step 6: Final answer
    x = 79,835,944.71

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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.