Home / 168,518,544.30-252,777,816.45-149,034,998.70

Finding the Fourth Proportional to 168,518,544.30, 252,777,816.45 and 149,034,998.70

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Solution

The fourth proportional to 168,518,544.30, 252,777,816.45 and 149,034,998.70 is: 223,552,498.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,518,544.30 : 252,777,816.45 = 149,034,998.70 : x
  2. Step 2: Convert to fraction form
    168,518,544.30/252,777,816.45 = 149,034,998.70/x
  3. Step 3: Cross multiply
    168,518,544.30x = 252,777,816.45 × 149,034,998.70
  4. Step 4: Simplify right side
    168,518,544.30x = 37,672,741,546,014,584
  5. Step 5: Solve for x
    x = 37,672,741,546,014,584/168,518,544.30
  6. Step 6: Final answer
    x = 223,552,498.05

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Similar ratio
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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.