Home / 85,025,822.62-127,558,971.59-27,518,093.86

Finding the Fourth Proportional to 85,025,822.62, 127,558,971.59 and 27,518,093.86

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Solution

The fourth proportional to 85,025,822.62, 127,558,971.59 and 27,518,093.86 is: 41,283,690.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,025,822.62 : 127,558,971.59 = 27,518,093.86 : x
  2. Step 2: Convert to fraction form
    85,025,822.62/127,558,971.59 = 27,518,093.86/x
  3. Step 3: Cross multiply
    85,025,822.62x = 127,558,971.59 × 27,518,093.86
  4. Step 4: Simplify right side
    85,025,822.62x = 3,510,179,752,761,102.50
  5. Step 5: Solve for x
    x = 3,510,179,752,761,102.50/85,025,822.62
  6. Step 6: Final answer
    x = 41,283,690.58

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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.