Home / 12,891,542,804.52-19,336,206,524.09-7,848,090,360.33

Finding the Fourth Proportional to 12,891,542,804.52, 19,336,206,524.09 and 7,848,090,360.33

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Solution

The fourth proportional to 12,891,542,804.52, 19,336,206,524.09 and 7,848,090,360.33 is: 11,771,461,207.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,891,542,804.52 : 19,336,206,524.09 = 7,848,090,360.33 : x
  2. Step 2: Convert to fraction form
    12,891,542,804.52/19,336,206,524.09 = 7,848,090,360.33/x
  3. Step 3: Cross multiply
    12,891,542,804.52x = 19,336,206,524.09 × 7,848,090,360.33
  4. Step 4: Simplify right side
    12,891,542,804.52x = 151,752,296,027,021,541,376
  5. Step 5: Solve for x
    x = 151,752,296,027,021,541,376/12,891,542,804.52
  6. Step 6: Final answer
    x = 11,771,461,207.41

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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.