Home / 12,149,286,789.60-18,214,123,081.32-11,168,628,751.44

Finding the Fourth Proportional to 12,149,286,789.60, 18,214,123,081.32 and 11,168,628,751.44

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Solution

The fourth proportional to 12,149,286,789.60, 18,214,123,081.32 and 11,168,628,751.44 is: 16,743,927,627.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,149,286,789.60 : 18,214,123,081.32 = 11,168,628,751.44 : x
  2. Step 2: Convert to fraction form
    12,149,286,789.60/18,214,123,081.32 = 11,168,628,751.44/x
  3. Step 3: Cross multiply
    12,149,286,789.60x = 18,214,123,081.32 × 11,168,628,751.44
  4. Step 4: Simplify right side
    12,149,286,789.60x = 203,426,778,728,297,496,576
  5. Step 5: Solve for x
    x = 203,426,778,728,297,496,576/12,149,286,789.60
  6. Step 6: Final answer
    x = 16,743,927,627.29

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1.5x scale

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.