Home / 15,393,097,380.14-23,081,228,845.46-12,222,731,387.09

Finding the Fourth Proportional to 15,393,097,380.14, 23,081,228,845.46 and 12,222,731,387.09

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Solution

The fourth proportional to 15,393,097,380.14, 23,081,228,845.46 and 12,222,731,387.09 is: 18,327,413,469.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,393,097,380.14 : 23,081,228,845.46 = 12,222,731,387.09 : x
  2. Step 2: Convert to fraction form
    15,393,097,380.14/23,081,228,845.46 = 12,222,731,387.09/x
  3. Step 3: Cross multiply
    15,393,097,380.14x = 23,081,228,845.46 × 12,222,731,387.09
  4. Step 4: Simplify right side
    15,393,097,380.14x = 282,115,660,262,019,203,072
  5. Step 5: Solve for x
    x = 282,115,660,262,019,203,072/15,393,097,380.14
  6. Step 6: Final answer
    x = 18,327,413,469.49

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Double scale
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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.