Home / 168,518,515.80-252,777,773.70-149,034,970.20

Finding the Fourth Proportional to 168,518,515.80, 252,777,773.70 and 149,034,970.20

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Solution

The fourth proportional to 168,518,515.80, 252,777,773.70 and 149,034,970.20 is: 223,552,455.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,518,515.80 : 252,777,773.70 = 149,034,970.20 : x
  2. Step 2: Convert to fraction form
    168,518,515.80/252,777,773.70 = 149,034,970.20/x
  3. Step 3: Cross multiply
    168,518,515.80x = 252,777,773.70 × 149,034,970.20
  4. Step 4: Simplify right side
    168,518,515.80x = 37,672,727,970,601,840
  5. Step 5: Solve for x
    x = 37,672,727,970,601,840/168,518,515.80
  6. Step 6: Final answer
    x = 223,552,455.30

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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.