Home / 267,898,752,004.80-401,848,128,007.20-218,308,929,412.80

Finding the Fourth Proportional to 267,898,752,004.80, 401,848,128,007.20 and 218,308,929,412.80

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Solution

The fourth proportional to 267,898,752,004.80, 401,848,128,007.20 and 218,308,929,412.80 is: 327,463,394,119.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,898,752,004.80 : 401,848,128,007.20 = 218,308,929,412.80 : x
  2. Step 2: Convert to fraction form
    267,898,752,004.80/401,848,128,007.20 = 218,308,929,412.80/x
  3. Step 3: Cross multiply
    267,898,752,004.80x = 401,848,128,007.20 × 218,308,929,412.80
  4. Step 4: Simplify right side
    267,898,752,004.80x = 87,727,034,611,789,641,809,920
  5. Step 5: Solve for x
    x = 87,727,034,611,789,641,809,920/267,898,752,004.80
  6. Step 6: Final answer
    x = 327,463,394,119.20

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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.