Home / 178,847,999.20-268,271,998.80-133,498,367.20

Finding the Fourth Proportional to 178,847,999.20, 268,271,998.80 and 133,498,367.20

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Solution

The fourth proportional to 178,847,999.20, 268,271,998.80 and 133,498,367.20 is: 200,247,550.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,847,999.20 : 268,271,998.80 = 133,498,367.20 : x
  2. Step 2: Convert to fraction form
    178,847,999.20/268,271,998.80 = 133,498,367.20/x
  3. Step 3: Cross multiply
    178,847,999.20x = 268,271,998.80 × 133,498,367.20
  4. Step 4: Simplify right side
    178,847,999.20x = 35,813,873,805,280,360
  5. Step 5: Solve for x
    x = 35,813,873,805,280,360/178,847,999.20
  6. Step 6: Final answer
    x = 200,247,550.80

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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.