Home / 267,898,752,003.80-401,848,128,005.70-218,308,929,411.80

Finding the Fourth Proportional to 267,898,752,003.80, 401,848,128,005.70 and 218,308,929,411.80

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Solution

The fourth proportional to 267,898,752,003.80, 401,848,128,005.70 and 218,308,929,411.80 is: 327,463,394,117.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,898,752,003.80 : 401,848,128,005.70 = 218,308,929,411.80 : x
  2. Step 2: Convert to fraction form
    267,898,752,003.80/401,848,128,005.70 = 218,308,929,411.80/x
  3. Step 3: Cross multiply
    267,898,752,003.80x = 401,848,128,005.70 × 218,308,929,411.80
  4. Step 4: Simplify right side
    267,898,752,003.80x = 87,727,034,611,060,336,230,400
  5. Step 5: Solve for x
    x = 87,727,034,611,060,336,230,400/267,898,752,003.80
  6. Step 6: Final answer
    x = 327,463,394,117.70

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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.