Home / 159,367,500.72-239,120,723.84-55,810,993.55

Finding the Fourth Proportional to 159,367,500.72, 239,120,723.84 and 55,810,993.55

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Solution

The fourth proportional to 159,367,500.72, 239,120,723.84 and 55,810,993.55 is: 83,740,819.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,367,500.72 : 239,120,723.84 = 55,810,993.55 : x
  2. Step 2: Convert to fraction form
    159,367,500.72/239,120,723.84 = 55,810,993.55/x
  3. Step 3: Cross multiply
    159,367,500.72x = 239,120,723.84 × 55,810,993.55
  4. Step 4: Simplify right side
    159,367,500.72x = 13,345,565,174,430,914
  5. Step 5: Solve for x
    x = 13,345,565,174,430,914/159,367,500.72
  6. Step 6: Final answer
    x = 83,740,819.89

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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.