Home / 20,194,350,575.10-30,277,193,139.45-7,767,879,560.70

Finding the Fourth Proportional to 20,194,350,575.10, 30,277,193,139.45 and 7,767,879,560.70

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Solution

The fourth proportional to 20,194,350,575.10, 30,277,193,139.45 and 7,767,879,560.70 is: 11,646,306,172.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,194,350,575.10 : 30,277,193,139.45 = 7,767,879,560.70 : x
  2. Step 2: Convert to fraction form
    20,194,350,575.10/30,277,193,139.45 = 7,767,879,560.70/x
  3. Step 3: Cross multiply
    20,194,350,575.10x = 30,277,193,139.45 × 7,767,879,560.70
  4. Step 4: Simplify right side
    20,194,350,575.10x = 235,189,589,743,299,919,872
  5. Step 5: Solve for x
    x = 235,189,589,743,299,919,872/20,194,350,575.10
  6. Step 6: Final answer
    x = 11,646,306,172.05

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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.