Home / 167,543,788,851.23-251,314,027,110.05-76,759,453,969.56

Finding the Fourth Proportional to 167,543,788,851.23, 251,314,027,110.05 and 76,759,453,969.56

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Solution

The fourth proportional to 167,543,788,851.23, 251,314,027,110.05 and 76,759,453,969.56 is: 115,138,422,188.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,543,788,851.23 : 251,314,027,110.05 = 76,759,453,969.56 : x
  2. Step 2: Convert to fraction form
    167,543,788,851.23/251,314,027,110.05 = 76,759,453,969.56/x
  3. Step 3: Cross multiply
    167,543,788,851.23x = 251,314,027,110.05 × 76,759,453,969.56
  4. Step 4: Simplify right side
    167,543,788,851.23x = 19,290,727,495,858,636,455,936
  5. Step 5: Solve for x
    x = 19,290,727,495,858,636,455,936/167,543,788,851.23
  6. Step 6: Final answer
    x = 115,138,422,188.77

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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.