Home / 131,361,769,654.20-181,292,753,466.49-79,923,981,223.26

Finding the Fourth Proportional to 131,361,769,654.20, 181,292,753,466.49 and 79,923,981,223.26

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Solution

The fourth proportional to 131,361,769,654.20, 181,292,753,466.49 and 79,923,981,223.26 is: 110,303,314,747.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,361,769,654.20 : 181,292,753,466.49 = 79,923,981,223.26 : x
  2. Step 2: Convert to fraction form
    131,361,769,654.20/181,292,753,466.49 = 79,923,981,223.26/x
  3. Step 3: Cross multiply
    131,361,769,654.20x = 181,292,753,466.49 × 79,923,981,223.26
  4. Step 4: Simplify right side
    131,361,769,654.20x = 14,489,638,623,968,850,083,840
  5. Step 5: Solve for x
    x = 14,489,638,623,968,850,083,840/131,361,769,654.20
  6. Step 6: Final answer
    x = 110,303,314,747.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.