Home / 56,279,680,509.06-84,422,235,845.12-18,505,419,549.12

Finding the Fourth Proportional to 56,279,680,509.06, 84,422,235,845.12 and 18,505,419,549.12

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Solution

The fourth proportional to 56,279,680,509.06, 84,422,235,845.12 and 18,505,419,549.12 is: 27,759,022,074.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,279,680,509.06 : 84,422,235,845.12 = 18,505,419,549.12 : x
  2. Step 2: Convert to fraction form
    56,279,680,509.06/84,422,235,845.12 = 18,505,419,549.12/x
  3. Step 3: Cross multiply
    56,279,680,509.06x = 84,422,235,845.12 × 18,505,419,549.12
  4. Step 4: Simplify right side
    56,279,680,509.06x = 1,562,268,893,588,702,625,792
  5. Step 5: Solve for x
    x = 1,562,268,893,588,702,625,792/56,279,680,509.06
  6. Step 6: Final answer
    x = 27,759,022,074.36

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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.