Home / 56,279,680,506.56-84,422,235,841.37-18,505,419,546.62

Finding the Fourth Proportional to 56,279,680,506.56, 84,422,235,841.37 and 18,505,419,546.62

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Solution

The fourth proportional to 56,279,680,506.56, 84,422,235,841.37 and 18,505,419,546.62 is: 27,759,022,070.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,279,680,506.56 : 84,422,235,841.37 = 18,505,419,546.62 : x
  2. Step 2: Convert to fraction form
    56,279,680,506.56/84,422,235,841.37 = 18,505,419,546.62/x
  3. Step 3: Cross multiply
    56,279,680,506.56x = 84,422,235,841.37 × 18,505,419,546.62
  4. Step 4: Simplify right side
    56,279,680,506.56x = 1,562,268,893,307,737,473,024
  5. Step 5: Solve for x
    x = 1,562,268,893,307,737,473,024/56,279,680,506.56
  6. Step 6: Final answer
    x = 27,759,022,070.60

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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.