Home / 167,543,788,859.43-251,314,027,122.36-76,759,453,977.72

Finding the Fourth Proportional to 167,543,788,859.43, 251,314,027,122.36 and 76,759,453,977.72

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Solution

The fourth proportional to 167,543,788,859.43, 251,314,027,122.36 and 76,759,453,977.72 is: 115,138,422,201.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,543,788,859.43 : 251,314,027,122.36 = 76,759,453,977.72 : x
  2. Step 2: Convert to fraction form
    167,543,788,859.43/251,314,027,122.36 = 76,759,453,977.72/x
  3. Step 3: Cross multiply
    167,543,788,859.43x = 251,314,027,122.36 × 76,759,453,977.72
  4. Step 4: Simplify right side
    167,543,788,859.43x = 19,290,727,498,854,267,092,992
  5. Step 5: Solve for x
    x = 19,290,727,498,854,267,092,992/167,543,788,859.43
  6. Step 6: Final answer
    x = 115,138,422,201.01

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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.