Home / 116,612,608.50-160,998,183.09-74,250,076.28

Finding the Fourth Proportional to 116,612,608.50, 160,998,183.09 and 74,250,076.28

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Solution

The fourth proportional to 116,612,608.50, 160,998,183.09 and 74,250,076.28 is: 102,511,448.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,612,608.50 : 160,998,183.09 = 74,250,076.28 : x
  2. Step 2: Convert to fraction form
    116,612,608.50/160,998,183.09 = 74,250,076.28/x
  3. Step 3: Cross multiply
    116,612,608.50x = 160,998,183.09 × 74,250,076.28
  4. Step 4: Simplify right side
    116,612,608.50x = 11,954,127,374,568,916
  5. Step 5: Solve for x
    x = 11,954,127,374,568,916/116,612,608.50
  6. Step 6: Final answer
    x = 102,511,448.19

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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.