Home / 88,231,996.80-132,347,995.20-67,824,662.40

Finding the Fourth Proportional to 88,231,996.80, 132,347,995.20 and 67,824,662.40

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Solution

The fourth proportional to 88,231,996.80, 132,347,995.20 and 67,824,662.40 is: 101,736,993.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,231,996.80 : 132,347,995.20 = 67,824,662.40 : x
  2. Step 2: Convert to fraction form
    88,231,996.80/132,347,995.20 = 67,824,662.40/x
  3. Step 3: Cross multiply
    88,231,996.80x = 132,347,995.20 × 67,824,662.40
  4. Step 4: Simplify right side
    88,231,996.80x = 8,976,458,093,756,821
  5. Step 5: Solve for x
    x = 8,976,458,093,756,821/88,231,996.80
  6. Step 6: Final answer
    x = 101,736,993.60

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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.