Home / 108,463,651.11-149,643,427.73-61,414,292.43

Finding the Fourth Proportional to 108,463,651.11, 149,643,427.73 and 61,414,292.43

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Solution

The fourth proportional to 108,463,651.11, 149,643,427.73 and 61,414,292.43 is: 84,731,107.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,463,651.11 : 149,643,427.73 = 61,414,292.43 : x
  2. Step 2: Convert to fraction form
    108,463,651.11/149,643,427.73 = 61,414,292.43/x
  3. Step 3: Cross multiply
    108,463,651.11x = 149,643,427.73 × 61,414,292.43
  4. Step 4: Simplify right side
    108,463,651.11x = 9,190,245,230,530,720
  5. Step 5: Solve for x
    x = 9,190,245,230,530,720/108,463,651.11
  6. Step 6: Final answer
    x = 84,731,107.03

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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.