Home / 68,901,168.92-95,083,561.13-37,961,338.20

Finding the Fourth Proportional to 68,901,168.92, 95,083,561.13 and 37,961,338.20

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Solution

The fourth proportional to 68,901,168.92, 95,083,561.13 and 37,961,338.20 is: 52,386,618.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,901,168.92 : 95,083,561.13 = 37,961,338.20 : x
  2. Step 2: Convert to fraction form
    68,901,168.92/95,083,561.13 = 37,961,338.20/x
  3. Step 3: Cross multiply
    68,901,168.92x = 95,083,561.13 × 37,961,338.20
  4. Step 4: Simplify right side
    68,901,168.92x = 3,609,499,220,769,934
  5. Step 5: Solve for x
    x = 3,609,499,220,769,934/68,901,168.92
  6. Step 6: Final answer
    x = 52,386,618.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.