Home / 258,916,722.35-388,528,310.52-95,269,399.82

Finding the Fourth Proportional to 258,916,722.35, 388,528,310.52 and 95,269,399.82

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Solution

The fourth proportional to 258,916,722.35, 388,528,310.52 and 95,269,399.82 is: 142,960,480.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,916,722.35 : 388,528,310.52 = 95,269,399.82 : x
  2. Step 2: Convert to fraction form
    258,916,722.35/388,528,310.52 = 95,269,399.82/x
  3. Step 3: Cross multiply
    258,916,722.35x = 388,528,310.52 × 95,269,399.82
  4. Step 4: Simplify right side
    258,916,722.35x = 37,014,858,954,376,344
  5. Step 5: Solve for x
    x = 37,014,858,954,376,344/258,916,722.35
  6. Step 6: Final answer
    x = 142,960,480.19

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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.