Home / 20,194,350,565.60-30,277,193,125.20-7,767,879,551.20

Finding the Fourth Proportional to 20,194,350,565.60, 30,277,193,125.20 and 7,767,879,551.20

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Solution

The fourth proportional to 20,194,350,565.60, 30,277,193,125.20 and 7,767,879,551.20 is: 11,646,306,157.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,194,350,565.60 : 30,277,193,125.20 = 7,767,879,551.20 : x
  2. Step 2: Convert to fraction form
    20,194,350,565.60/30,277,193,125.20 = 7,767,879,551.20/x
  3. Step 3: Cross multiply
    20,194,350,565.60x = 30,277,193,125.20 × 7,767,879,551.20
  4. Step 4: Simplify right side
    20,194,350,565.60x = 235,189,589,344,974,307,328
  5. Step 5: Solve for x
    x = 235,189,589,344,974,307,328/20,194,350,565.60
  6. Step 6: Final answer
    x = 11,646,306,157.80

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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.