Home / 80,510,216.80-120,670,846.80-34,451,996.80

Finding the Fourth Proportional to 80,510,216.80, 120,670,846.80 and 34,451,996.80

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Solution

The fourth proportional to 80,510,216.80, 120,670,846.80 and 34,451,996.80 is: 51,637,565.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,510,216.80 : 120,670,846.80 = 34,451,996.80 : x
  2. Step 2: Convert to fraction form
    80,510,216.80/120,670,846.80 = 34,451,996.80/x
  3. Step 3: Cross multiply
    80,510,216.80x = 120,670,846.80 × 34,451,996.80
  4. Step 4: Simplify right side
    80,510,216.80x = 4,157,351,627,806,890
  5. Step 5: Solve for x
    x = 4,157,351,627,806,890/80,510,216.80
  6. Step 6: Final answer
    x = 51,637,565.93

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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.