Home / 69,869,593.37-96,420,433.83-40,518,352.98

Finding the Fourth Proportional to 69,869,593.37, 96,420,433.83 and 40,518,352.98

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Solution

The fourth proportional to 69,869,593.37, 96,420,433.83 and 40,518,352.98 is: 55,915,556.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,869,593.37 : 96,420,433.83 = 40,518,352.98 : x
  2. Step 2: Convert to fraction form
    69,869,593.37/96,420,433.83 = 40,518,352.98/x
  3. Step 3: Cross multiply
    69,869,593.37x = 96,420,433.83 × 40,518,352.98
  4. Step 4: Simplify right side
    69,869,593.37x = 3,906,797,172,256,729
  5. Step 5: Solve for x
    x = 3,906,797,172,256,729/69,869,593.37
  6. Step 6: Final answer
    x = 55,915,556.16

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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.