Home / 753,245,773.50-1,129,872,268.82-228,619,432.70

Finding the Fourth Proportional to 753,245,773.50, 1,129,872,268.82 and 228,619,432.70

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Solution

The fourth proportional to 753,245,773.50, 1,129,872,268.82 and 228,619,432.70 is: 342,930,244.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,245,773.50 : 1,129,872,268.82 = 228,619,432.70 : x
  2. Step 2: Convert to fraction form
    753,245,773.50/1,129,872,268.82 = 228,619,432.70/x
  3. Step 3: Cross multiply
    753,245,773.50x = 1,129,872,268.82 × 228,619,432.70
  4. Step 4: Simplify right side
    753,245,773.50x = 258,310,757,121,090,272
  5. Step 5: Solve for x
    x = 258,310,757,121,090,272/753,245,773.50
  6. Step 6: Final answer
    x = 342,930,244.30

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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.