Home / 171,102,230.60-256,653,345.90-130,791,446.60

Finding the Fourth Proportional to 171,102,230.60, 256,653,345.90 and 130,791,446.60

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Solution

The fourth proportional to 171,102,230.60, 256,653,345.90 and 130,791,446.60 is: 196,187,169.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,102,230.60 : 256,653,345.90 = 130,791,446.60 : x
  2. Step 2: Convert to fraction form
    171,102,230.60/256,653,345.90 = 130,791,446.60/x
  3. Step 3: Cross multiply
    171,102,230.60x = 256,653,345.90 × 130,791,446.60
  4. Step 4: Simplify right side
    171,102,230.60x = 33,568,062,384,991,180
  5. Step 5: Solve for x
    x = 33,568,062,384,991,180/171,102,230.60
  6. Step 6: Final answer
    x = 196,187,169.90

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1.5x scale

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.