Home / 81,508,627.22-112,533,537.94-50,601,593.30

Finding the Fourth Proportional to 81,508,627.22, 112,533,537.94 and 50,601,593.30

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Solution

The fourth proportional to 81,508,627.22, 112,533,537.94 and 50,601,593.30 is: 69,862,252.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,508,627.22 : 112,533,537.94 = 50,601,593.30 : x
  2. Step 2: Convert to fraction form
    81,508,627.22/112,533,537.94 = 50,601,593.30/x
  3. Step 3: Cross multiply
    81,508,627.22x = 112,533,537.94 × 50,601,593.30
  4. Step 4: Simplify right side
    81,508,627.22x = 5,694,376,318,760,828
  5. Step 5: Solve for x
    x = 5,694,376,318,760,828/81,508,627.22
  6. Step 6: Final answer
    x = 69,862,252.79

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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.