Home / 885,383,272.20-1,328,074,908.30-271,998,006.60

Finding the Fourth Proportional to 885,383,272.20, 1,328,074,908.30 and 271,998,006.60

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Solution

The fourth proportional to 885,383,272.20, 1,328,074,908.30 and 271,998,006.60 is: 407,997,009.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,383,272.20 : 1,328,074,908.30 = 271,998,006.60 : x
  2. Step 2: Convert to fraction form
    885,383,272.20/1,328,074,908.30 = 271,998,006.60/x
  3. Step 3: Cross multiply
    885,383,272.20x = 1,328,074,908.30 × 271,998,006.60
  4. Step 4: Simplify right side
    885,383,272.20x = 361,233,727,673,077,824
  5. Step 5: Solve for x
    x = 361,233,727,673,077,824/885,383,272.20
  6. Step 6: Final answer
    x = 407,997,009.90

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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.