Home / 66,190,138,805.13-99,284,553,919.58-30,324,722,555.58

Finding the Fourth Proportional to 66,190,138,805.13, 99,284,553,919.58 and 30,324,722,555.58

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Solution

The fourth proportional to 66,190,138,805.13, 99,284,553,919.58 and 30,324,722,555.58 is: 45,486,784,074.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,190,138,805.13 : 99,284,553,919.58 = 30,324,722,555.58 : x
  2. Step 2: Convert to fraction form
    66,190,138,805.13/99,284,553,919.58 = 30,324,722,555.58/x
  3. Step 3: Cross multiply
    66,190,138,805.13x = 99,284,553,919.58 × 30,324,722,555.58
  4. Step 4: Simplify right side
    66,190,138,805.13x = 3,010,776,551,665,634,902,016
  5. Step 5: Solve for x
    x = 3,010,776,551,665,634,902,016/66,190,138,805.13
  6. Step 6: Final answer
    x = 45,486,784,074.13

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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.