Home / 151,207,237.20-226,661,556.60-74,467,448.40

Finding the Fourth Proportional to 151,207,237.20, 226,661,556.60 and 74,467,448.40

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Solution

The fourth proportional to 151,207,237.20, 226,661,556.60 and 74,467,448.40 is: 111,627,644.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,207,237.20 : 226,661,556.60 = 74,467,448.40 : x
  2. Step 2: Convert to fraction form
    151,207,237.20/226,661,556.60 = 74,467,448.40/x
  3. Step 3: Cross multiply
    151,207,237.20x = 226,661,556.60 × 74,467,448.40
  4. Step 4: Simplify right side
    151,207,237.20x = 16,878,907,770,374,180
  5. Step 5: Solve for x
    x = 16,878,907,770,374,180/151,207,237.20
  6. Step 6: Final answer
    x = 111,627,644.83

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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.