Home / 20,034,597,331.20-30,081,550,404.60-11,209,062,932.40

Finding the Fourth Proportional to 20,034,597,331.20, 30,081,550,404.60 and 11,209,062,932.40

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Solution

The fourth proportional to 20,034,597,331.20, 30,081,550,404.60 and 11,209,062,932.40 is: 16,830,185,604.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,034,597,331.20 : 30,081,550,404.60 = 11,209,062,932.40 : x
  2. Step 2: Convert to fraction form
    20,034,597,331.20/30,081,550,404.60 = 11,209,062,932.40/x
  3. Step 3: Cross multiply
    20,034,597,331.20x = 30,081,550,404.60 × 11,209,062,932.40
  4. Step 4: Simplify right side
    20,034,597,331.20x = 337,185,991,589,324,062,720
  5. Step 5: Solve for x
    x = 337,185,991,589,324,062,720/20,034,597,331.20
  6. Step 6: Final answer
    x = 16,830,185,604.19

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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.