Home / 238,910,751,307.23-358,422,646,520.84-77,561,846,188.71

Finding the Fourth Proportional to 238,910,751,307.23, 358,422,646,520.84 and 77,561,846,188.71

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Solution

The fourth proportional to 238,910,751,307.23, 358,422,646,520.84 and 77,561,846,188.71 is: 116,361,118,233.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,910,751,307.23 : 358,422,646,520.84 = 77,561,846,188.71 : x
  2. Step 2: Convert to fraction form
    238,910,751,307.23/358,422,646,520.84 = 77,561,846,188.71/x
  3. Step 3: Cross multiply
    238,910,751,307.23x = 358,422,646,520.84 × 77,561,846,188.71
  4. Step 4: Simplify right side
    238,910,751,307.23x = 27,799,922,179,999,770,083,328
  5. Step 5: Solve for x
    x = 27,799,922,179,999,770,083,328/238,910,751,307.23
  6. Step 6: Final answer
    x = 116,361,118,233.02

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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.