Home / 85,025,650.05-127,558,714.82-27,517,921.29

Finding the Fourth Proportional to 85,025,650.05, 127,558,714.82 and 27,517,921.29

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Solution

The fourth proportional to 85,025,650.05, 127,558,714.82 and 27,517,921.29 is: 41,283,432.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,025,650.05 : 127,558,714.82 = 27,517,921.29 : x
  2. Step 2: Convert to fraction form
    85,025,650.05/127,558,714.82 = 27,517,921.29/x
  3. Step 3: Cross multiply
    85,025,650.05x = 127,558,714.82 × 27,517,921.29
  4. Step 4: Simplify right side
    85,025,650.05x = 3,510,150,674,132,726.50
  5. Step 5: Solve for x
    x = 3,510,150,674,132,726.50/85,025,650.05
  6. Step 6: Final answer
    x = 41,283,432.38

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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.