Home / 15,393,097,379.90-23,081,228,845.08-12,222,731,386.85

Finding the Fourth Proportional to 15,393,097,379.90, 23,081,228,845.08 and 12,222,731,386.85

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Solution

The fourth proportional to 15,393,097,379.90, 23,081,228,845.08 and 12,222,731,386.85 is: 18,327,413,469.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,393,097,379.90 : 23,081,228,845.08 = 12,222,731,386.85 : x
  2. Step 2: Convert to fraction form
    15,393,097,379.90/23,081,228,845.08 = 12,222,731,386.85/x
  3. Step 3: Cross multiply
    15,393,097,379.90x = 23,081,228,845.08 × 12,222,731,386.85
  4. Step 4: Simplify right side
    15,393,097,379.90x = 282,115,660,251,711,504,384
  5. Step 5: Solve for x
    x = 282,115,660,251,711,504,384/15,393,097,379.90
  6. Step 6: Final answer
    x = 18,327,413,469.12

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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.