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Finding the Fourth Proportional to 179,216,911.70, 268,825,367.55 and 179,216,911.70

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Solution

The fourth proportional to 179,216,911.70, 268,825,367.55 and 179,216,911.70 is: 268,825,367.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,216,911.70 : 268,825,367.55 = 179,216,911.70 : x
  2. Step 2: Convert to fraction form
    179,216,911.70/268,825,367.55 = 179,216,911.70/x
  3. Step 3: Cross multiply
    179,216,911.70x = 268,825,367.55 × 179,216,911.70
  4. Step 4: Simplify right side
    179,216,911.70x = 48,178,052,158,928,392
  5. Step 5: Solve for x
    x = 48,178,052,158,928,392/179,216,911.70
  6. Step 6: Final answer
    x = 268,825,367.55

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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.