Home / 13,917,606,135.76-19,206,928,922.04-8,202,131,784.82

Finding the Fourth Proportional to 13,917,606,135.76, 19,206,928,922.04 and 8,202,131,784.82

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Solution

The fourth proportional to 13,917,606,135.76, 19,206,928,922.04 and 8,202,131,784.82 is: 11,319,314,590.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,917,606,135.76 : 19,206,928,922.04 = 8,202,131,784.82 : x
  2. Step 2: Convert to fraction form
    13,917,606,135.76/19,206,928,922.04 = 8,202,131,784.82/x
  3. Step 3: Cross multiply
    13,917,606,135.76x = 19,206,928,922.04 × 8,202,131,784.82
  4. Step 4: Simplify right side
    13,917,606,135.76x = 157,537,762,200,242,814,976
  5. Step 5: Solve for x
    x = 157,537,762,200,242,814,976/13,917,606,135.76
  6. Step 6: Final answer
    x = 11,319,314,590.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.