Home / 67,188,039.20-100,707,409.20-36,917,626.40

Finding the Fourth Proportional to 67,188,039.20, 100,707,409.20 and 36,917,626.40

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Solution

The fourth proportional to 67,188,039.20, 100,707,409.20 and 36,917,626.40 is: 55,335,422.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,188,039.20 : 100,707,409.20 = 36,917,626.40 : x
  2. Step 2: Convert to fraction form
    67,188,039.20/100,707,409.20 = 36,917,626.40/x
  3. Step 3: Cross multiply
    67,188,039.20x = 100,707,409.20 × 36,917,626.40
  4. Step 4: Simplify right side
    67,188,039.20x = 3,717,878,508,557,523
  5. Step 5: Solve for x
    x = 3,717,878,508,557,523/67,188,039.20
  6. Step 6: Final answer
    x = 55,335,422.09

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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.