Home / 146,898,225.20-220,431,318.60-56,086,986.80

Finding the Fourth Proportional to 146,898,225.20, 220,431,318.60 and 56,086,986.80

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Solution

The fourth proportional to 146,898,225.20, 220,431,318.60 and 56,086,986.80 is: 84,162,544.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,898,225.20 : 220,431,318.60 = 56,086,986.80 : x
  2. Step 2: Convert to fraction form
    146,898,225.20/220,431,318.60 = 56,086,986.80/x
  3. Step 3: Cross multiply
    146,898,225.20x = 220,431,318.60 × 56,086,986.80
  4. Step 4: Simplify right side
    146,898,225.20x = 12,363,328,456,624,794
  5. Step 5: Solve for x
    x = 12,363,328,456,624,794/146,898,225.20
  6. Step 6: Final answer
    x = 84,162,544.78

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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.