Home / 84,957,012.59-127,436,256.39-27,449,289.90

Finding the Fourth Proportional to 84,957,012.59, 127,436,256.39 and 27,449,289.90

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Solution

The fourth proportional to 84,957,012.59, 127,436,256.39 and 27,449,289.90 is: 41,174,173.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,957,012.59 : 127,436,256.39 = 27,449,289.90 : x
  2. Step 2: Convert to fraction form
    84,957,012.59/127,436,256.39 = 27,449,289.90/x
  3. Step 3: Cross multiply
    84,957,012.59x = 127,436,256.39 × 27,449,289.90
  4. Step 4: Simplify right side
    84,957,012.59x = 3,498,034,745,419,837.50
  5. Step 5: Solve for x
    x = 3,498,034,745,419,837.50/84,957,012.59
  6. Step 6: Final answer
    x = 41,174,173.14

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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.