Home / 68,951,640.30-95,157,548.19-38,011,752.78

Finding the Fourth Proportional to 68,951,640.30, 95,157,548.19 and 38,011,752.78

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Solution

The fourth proportional to 68,951,640.30, 95,157,548.19 and 38,011,752.78 is: 52,458,580.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,951,640.30 : 95,157,548.19 = 38,011,752.78 : x
  2. Step 2: Convert to fraction form
    68,951,640.30/95,157,548.19 = 38,011,752.78/x
  3. Step 3: Cross multiply
    68,951,640.30x = 95,157,548.19 × 38,011,752.78
  4. Step 4: Simplify right side
    68,951,640.30x = 3,617,105,196,949,216.50
  5. Step 5: Solve for x
    x = 3,617,105,196,949,216.50/68,951,640.30
  6. Step 6: Final answer
    x = 52,458,580.84

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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.