Home / 118,142,651.20-177,088,005.60-45,331,297.60

Finding the Fourth Proportional to 118,142,651.20, 177,088,005.60 and 45,331,297.60

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Solution

The fourth proportional to 118,142,651.20, 177,088,005.60 and 45,331,297.60 is: 67,948,611.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,142,651.20 : 177,088,005.60 = 45,331,297.60 : x
  2. Step 2: Convert to fraction form
    118,142,651.20/177,088,005.60 = 45,331,297.60/x
  3. Step 3: Cross multiply
    118,142,651.20x = 177,088,005.60 × 45,331,297.60
  4. Step 4: Simplify right side
    118,142,651.20x = 8,027,629,083,244,067
  5. Step 5: Solve for x
    x = 8,027,629,083,244,067/118,142,651.20
  6. Step 6: Final answer
    x = 67,948,611.29

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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.