Home / 53,320,981,800.10-79,972,958,778.86-15,538,719,454.51

Finding the Fourth Proportional to 53,320,981,800.10, 79,972,958,778.86 and 15,538,719,454.51

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Solution

The fourth proportional to 53,320,981,800.10, 79,972,958,778.86 and 15,538,719,454.51 is: 23,305,598,067.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,320,981,800.10 : 79,972,958,778.86 = 15,538,719,454.51 : x
  2. Step 2: Convert to fraction form
    53,320,981,800.10/79,972,958,778.86 = 15,538,719,454.51/x
  3. Step 3: Cross multiply
    53,320,981,800.10x = 79,972,958,778.86 × 15,538,719,454.51
  4. Step 4: Simplify right side
    53,320,981,800.10x = 1,242,677,370,411,640,422,400
  5. Step 5: Solve for x
    x = 1,242,677,370,411,640,422,400/53,320,981,800.10
  6. Step 6: Final answer
    x = 23,305,598,067.76

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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.