Home / 171,933,608.20-257,900,412.30-161,847,617.80

Finding the Fourth Proportional to 171,933,608.20, 257,900,412.30 and 161,847,617.80

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Solution

The fourth proportional to 171,933,608.20, 257,900,412.30 and 161,847,617.80 is: 242,771,426.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,933,608.20 : 257,900,412.30 = 161,847,617.80 : x
  2. Step 2: Convert to fraction form
    171,933,608.20/257,900,412.30 = 161,847,617.80/x
  3. Step 3: Cross multiply
    171,933,608.20x = 257,900,412.30 × 161,847,617.80
  4. Step 4: Simplify right side
    171,933,608.20x = 41,740,567,360,392,824
  5. Step 5: Solve for x
    x = 41,740,567,360,392,824/171,933,608.20
  6. Step 6: Final answer
    x = 242,771,426.70

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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.