Home / 67,067,999.20-100,601,998.80-46,660,664.80

Finding the Fourth Proportional to 67,067,999.20, 100,601,998.80 and 46,660,664.80

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Solution

The fourth proportional to 67,067,999.20, 100,601,998.80 and 46,660,664.80 is: 69,990,997.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,067,999.20 : 100,601,998.80 = 46,660,664.80 : x
  2. Step 2: Convert to fraction form
    67,067,999.20/100,601,998.80 = 46,660,664.80/x
  3. Step 3: Cross multiply
    67,067,999.20x = 100,601,998.80 × 46,660,664.80
  4. Step 4: Simplify right side
    67,067,999.20x = 4,694,156,144,216,802
  5. Step 5: Solve for x
    x = 4,694,156,144,216,802/67,067,999.20
  6. Step 6: Final answer
    x = 69,990,997.20

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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.