Home / 66,190,138,805.70-99,284,553,920.42-30,324,722,556.14

Finding the Fourth Proportional to 66,190,138,805.70, 99,284,553,920.42 and 30,324,722,556.14

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Solution

The fourth proportional to 66,190,138,805.70, 99,284,553,920.42 and 30,324,722,556.14 is: 45,486,784,074.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,190,138,805.70 : 99,284,553,920.42 = 30,324,722,556.14 : x
  2. Step 2: Convert to fraction form
    66,190,138,805.70/99,284,553,920.42 = 30,324,722,556.14/x
  3. Step 3: Cross multiply
    66,190,138,805.70x = 99,284,553,920.42 × 30,324,722,556.14
  4. Step 4: Simplify right side
    66,190,138,805.70x = 3,010,776,551,746,210,103,296
  5. Step 5: Solve for x
    x = 3,010,776,551,746,210,103,296/66,190,138,805.70
  6. Step 6: Final answer
    x = 45,486,784,074.96

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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.