Home / 67,206,164.22-100,775,457.18-39,171,650.92

Finding the Fourth Proportional to 67,206,164.22, 100,775,457.18 and 39,171,650.92

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Solution

The fourth proportional to 67,206,164.22, 100,775,457.18 and 39,171,650.92 is: 58,737,782.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,206,164.22 : 100,775,457.18 = 39,171,650.92 : x
  2. Step 2: Convert to fraction form
    67,206,164.22/100,775,457.18 = 39,171,650.92/x
  3. Step 3: Cross multiply
    67,206,164.22x = 100,775,457.18 × 39,171,650.92
  4. Step 4: Simplify right side
    67,206,164.22x = 3,947,541,029,706,429
  5. Step 5: Solve for x
    x = 3,947,541,029,706,429/67,206,164.22
  6. Step 6: Final answer
    x = 58,737,782.10

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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.