Home / 86,084,287.62-129,151,588.61-27,790,597.86

Finding the Fourth Proportional to 86,084,287.62, 129,151,588.61 and 27,790,597.86

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Solution

The fourth proportional to 86,084,287.62, 129,151,588.61 and 27,790,597.86 is: 41,694,018.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,084,287.62 : 129,151,588.61 = 27,790,597.86 : x
  2. Step 2: Convert to fraction form
    86,084,287.62/129,151,588.61 = 27,790,597.86/x
  3. Step 3: Cross multiply
    86,084,287.62x = 129,151,588.61 × 27,790,597.86
  4. Step 4: Simplify right side
    86,084,287.62x = 3,589,199,862,040,666.50
  5. Step 5: Solve for x
    x = 3,589,199,862,040,666.50/86,084,287.62
  6. Step 6: Final answer
    x = 41,694,018.28

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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.