Home / 167,661,411.12-231,372,758.46-93,320,376.26

Finding the Fourth Proportional to 167,661,411.12, 231,372,758.46 and 93,320,376.26

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Solution

The fourth proportional to 167,661,411.12, 231,372,758.46 and 93,320,376.26 is: 128,782,125.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,661,411.12 : 231,372,758.46 = 93,320,376.26 : x
  2. Step 2: Convert to fraction form
    167,661,411.12/231,372,758.46 = 93,320,376.26/x
  3. Step 3: Cross multiply
    167,661,411.12x = 231,372,758.46 × 93,320,376.26
  4. Step 4: Simplify right side
    167,661,411.12x = 21,591,792,875,801,300
  5. Step 5: Solve for x
    x = 21,591,792,875,801,300/167,661,411.12
  6. Step 6: Final answer
    x = 128,782,125.43

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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.