Home / 146,332,555.20-219,498,832.80-49,255,999.20

Finding the Fourth Proportional to 146,332,555.20, 219,498,832.80 and 49,255,999.20

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Solution

The fourth proportional to 146,332,555.20, 219,498,832.80 and 49,255,999.20 is: 73,883,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,332,555.20 : 219,498,832.80 = 49,255,999.20 : x
  2. Step 2: Convert to fraction form
    146,332,555.20/219,498,832.80 = 49,255,999.20/x
  3. Step 3: Cross multiply
    146,332,555.20x = 219,498,832.80 × 49,255,999.20
  4. Step 4: Simplify right side
    146,332,555.20x = 10,811,634,332,797,736
  5. Step 5: Solve for x
    x = 10,811,634,332,797,736/146,332,555.20
  6. Step 6: Final answer
    x = 73,883,998.80

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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.