Home / 69,770,070.02-104,647,119.48-18,656,074.64

Finding the Fourth Proportional to 69,770,070.02, 104,647,119.48 and 18,656,074.64

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Solution

The fourth proportional to 69,770,070.02, 104,647,119.48 and 18,656,074.64 is: 27,981,976.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,770,070.02 : 104,647,119.48 = 18,656,074.64 : x
  2. Step 2: Convert to fraction form
    69,770,070.02/104,647,119.48 = 18,656,074.64/x
  3. Step 3: Cross multiply
    69,770,070.02x = 104,647,119.48 × 18,656,074.64
  4. Step 4: Simplify right side
    69,770,070.02x = 1,952,304,472,141,495.75
  5. Step 5: Solve for x
    x = 1,952,304,472,141,495.75/69,770,070.02
  6. Step 6: Final answer
    x = 27,981,976.68

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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.