Home / 58,420,793.58-80,198,522.79-50,146,490.94

Finding the Fourth Proportional to 58,420,793.58, 80,198,522.79 and 50,146,490.94

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Solution

The fourth proportional to 58,420,793.58, 80,198,522.79 and 50,146,490.94 is: 68,839,778.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,420,793.58 : 80,198,522.79 = 50,146,490.94 : x
  2. Step 2: Convert to fraction form
    58,420,793.58/80,198,522.79 = 50,146,490.94/x
  3. Step 3: Cross multiply
    58,420,793.58x = 80,198,522.79 × 50,146,490.94
  4. Step 4: Simplify right side
    58,420,793.58x = 4,021,674,496,490,118.50
  5. Step 5: Solve for x
    x = 4,021,674,496,490,118.50/58,420,793.58
  6. Step 6: Final answer
    x = 68,839,778.61

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.