Home / 69,137,147.24-95,410,263.78-38,198,028.20

Finding the Fourth Proportional to 69,137,147.24, 95,410,263.78 and 38,198,028.20

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Solution

The fourth proportional to 69,137,147.24, 95,410,263.78 and 38,198,028.20 is: 52,713,831.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,137,147.24 : 95,410,263.78 = 38,198,028.20 : x
  2. Step 2: Convert to fraction form
    69,137,147.24/95,410,263.78 = 38,198,028.20/x
  3. Step 3: Cross multiply
    69,137,147.24x = 95,410,263.78 × 38,198,028.20
  4. Step 4: Simplify right side
    69,137,147.24x = 3,644,483,946,437,879
  5. Step 5: Solve for x
    x = 3,644,483,946,437,879/69,137,147.24
  6. Step 6: Final answer
    x = 52,713,831.74

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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.