Home / 179,613,907.60-269,420,861.40-161,438,625.40

Finding the Fourth Proportional to 179,613,907.60, 269,420,861.40 and 161,438,625.40

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Solution

The fourth proportional to 179,613,907.60, 269,420,861.40 and 161,438,625.40 is: 242,157,938.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,613,907.60 : 269,420,861.40 = 161,438,625.40 : x
  2. Step 2: Convert to fraction form
    179,613,907.60/269,420,861.40 = 161,438,625.40/x
  3. Step 3: Cross multiply
    179,613,907.60x = 269,420,861.40 × 161,438,625.40
  4. Step 4: Simplify right side
    179,613,907.60x = 43,494,933,518,499,920
  5. Step 5: Solve for x
    x = 43,494,933,518,499,920/179,613,907.60
  6. Step 6: Final answer
    x = 242,157,938.10

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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.