Home / 85,115,605.77-127,691,342.07-27,603,392.46

Finding the Fourth Proportional to 85,115,605.77, 127,691,342.07 and 27,603,392.46

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Solution

The fourth proportional to 85,115,605.77, 127,691,342.07 and 27,603,392.46 is: 41,410,904.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,115,605.77 : 127,691,342.07 = 27,603,392.46 : x
  2. Step 2: Convert to fraction form
    85,115,605.77/127,691,342.07 = 27,603,392.46/x
  3. Step 3: Cross multiply
    85,115,605.77x = 127,691,342.07 × 27,603,392.46
  4. Step 4: Simplify right side
    85,115,605.77x = 3,524,714,228,902,318.50
  5. Step 5: Solve for x
    x = 3,524,714,228,902,318.50/85,115,605.77
  6. Step 6: Final answer
    x = 41,410,904.58

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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.