Home / 71,809,120.23-107,728,812.77-23,283,190.11

Finding the Fourth Proportional to 71,809,120.23, 107,728,812.77 and 23,283,190.11

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Solution

The fourth proportional to 71,809,120.23, 107,728,812.77 and 23,283,190.11 is: 34,929,691.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,809,120.23 : 107,728,812.77 = 23,283,190.11 : x
  2. Step 2: Convert to fraction form
    71,809,120.23/107,728,812.77 = 23,283,190.11/x
  3. Step 3: Cross multiply
    71,809,120.23x = 107,728,812.77 × 23,283,190.11
  4. Step 4: Simplify right side
    71,809,120.23x = 2,508,270,427,932,089.50
  5. Step 5: Solve for x
    x = 2,508,270,427,932,089.50/71,809,120.23
  6. Step 6: Final answer
    x = 34,929,691.66

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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.