Home / 67,067,998.20-100,601,997.30-46,660,663.80

Finding the Fourth Proportional to 67,067,998.20, 100,601,997.30 and 46,660,663.80

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Solution

The fourth proportional to 67,067,998.20, 100,601,997.30 and 46,660,663.80 is: 69,990,995.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,067,998.20 : 100,601,997.30 = 46,660,663.80 : x
  2. Step 2: Convert to fraction form
    67,067,998.20/100,601,997.30 = 46,660,663.80/x
  3. Step 3: Cross multiply
    67,067,998.20x = 100,601,997.30 × 46,660,663.80
  4. Step 4: Simplify right side
    67,067,998.20x = 4,694,155,973,623,807
  5. Step 5: Solve for x
    x = 4,694,155,973,623,807/67,067,998.20
  6. Step 6: Final answer
    x = 69,990,995.70

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1.5x scale

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.