Home / 146,131,590.78-201,661,676.73-80,054,480.40

Finding the Fourth Proportional to 146,131,590.78, 201,661,676.73 and 80,054,480.40

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Solution

The fourth proportional to 146,131,590.78, 201,661,676.73 and 80,054,480.40 is: 110,475,227.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,131,590.78 : 201,661,676.73 = 80,054,480.40 : x
  2. Step 2: Convert to fraction form
    146,131,590.78/201,661,676.73 = 80,054,480.40/x
  3. Step 3: Cross multiply
    146,131,590.78x = 201,661,676.73 × 80,054,480.40
  4. Step 4: Simplify right side
    146,131,590.78x = 16,143,920,747,212,922
  5. Step 5: Solve for x
    x = 16,143,920,747,212,922/146,131,590.78
  6. Step 6: Final answer
    x = 110,475,227.57

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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.