Home / 61,129,132,001.43-91,735,582,393.22-21,334,906,835.11

Finding the Fourth Proportional to 61,129,132,001.43, 91,735,582,393.22 and 21,334,906,835.11

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Solution

The fourth proportional to 61,129,132,001.43, 91,735,582,393.22 and 21,334,906,835.11 is: 32,016,978,480.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,129,132,001.43 : 91,735,582,393.22 = 21,334,906,835.11 : x
  2. Step 2: Convert to fraction form
    61,129,132,001.43/91,735,582,393.22 = 21,334,906,835.11/x
  3. Step 3: Cross multiply
    61,129,132,001.43x = 91,735,582,393.22 × 21,334,906,835.11
  4. Step 4: Simplify right side
    61,129,132,001.43x = 1,957,170,103,823,906,111,488
  5. Step 5: Solve for x
    x = 1,957,170,103,823,906,111,488/61,129,132,001.43
  6. Step 6: Final answer
    x = 32,016,978,480.54

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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.