Home / 167,661,404.49-231,372,749.32-93,320,369.63

Finding the Fourth Proportional to 167,661,404.49, 231,372,749.32 and 93,320,369.63

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Solution

The fourth proportional to 167,661,404.49, 231,372,749.32 and 93,320,369.63 is: 128,782,116.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,661,404.49 : 231,372,749.32 = 93,320,369.63 : x
  2. Step 2: Convert to fraction form
    167,661,404.49/231,372,749.32 = 93,320,369.63/x
  3. Step 3: Cross multiply
    167,661,404.49x = 231,372,749.32 × 93,320,369.63
  4. Step 4: Simplify right side
    167,661,404.49x = 21,591,790,488,385,128
  5. Step 5: Solve for x
    x = 21,591,790,488,385,128/167,661,404.49
  6. Step 6: Final answer
    x = 128,782,116.28

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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.