Home / 165,080,133.60-247,620,200.40-162,529,216.80

Finding the Fourth Proportional to 165,080,133.60, 247,620,200.40 and 162,529,216.80

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Solution

The fourth proportional to 165,080,133.60, 247,620,200.40 and 162,529,216.80 is: 243,793,825.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,080,133.60 : 247,620,200.40 = 162,529,216.80 : x
  2. Step 2: Convert to fraction form
    165,080,133.60/247,620,200.40 = 162,529,216.80/x
  3. Step 3: Cross multiply
    165,080,133.60x = 247,620,200.40 × 162,529,216.80
  4. Step 4: Simplify right side
    165,080,133.60x = 40,245,517,234,871,048
  5. Step 5: Solve for x
    x = 40,245,517,234,871,048/165,080,133.60
  6. Step 6: Final answer
    x = 243,793,825.20

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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.