Home / 167,543,788,851.73-251,314,027,110.80-76,759,453,970.06

Finding the Fourth Proportional to 167,543,788,851.73, 251,314,027,110.80 and 76,759,453,970.06

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Solution

The fourth proportional to 167,543,788,851.73, 251,314,027,110.80 and 76,759,453,970.06 is: 115,138,422,189.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,543,788,851.73 : 251,314,027,110.80 = 76,759,453,970.06 : x
  2. Step 2: Convert to fraction form
    167,543,788,851.73/251,314,027,110.80 = 76,759,453,970.06/x
  3. Step 3: Cross multiply
    167,543,788,851.73x = 251,314,027,110.80 × 76,759,453,970.06
  4. Step 4: Simplify right side
    167,543,788,851.73x = 19,290,727,496,041,860,431,872
  5. Step 5: Solve for x
    x = 19,290,727,496,041,860,431,872/167,543,788,851.73
  6. Step 6: Final answer
    x = 115,138,422,189.52

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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.