Home / 167,543,788,850.85-251,314,027,109.46-76,759,453,969.16

Finding the Fourth Proportional to 167,543,788,850.85, 251,314,027,109.46 and 76,759,453,969.16

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Solution

The fourth proportional to 167,543,788,850.85, 251,314,027,109.46 and 76,759,453,969.16 is: 115,138,422,188.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,543,788,850.85 : 251,314,027,109.46 = 76,759,453,969.16 : x
  2. Step 2: Convert to fraction form
    167,543,788,850.85/251,314,027,109.46 = 76,759,453,969.16/x
  3. Step 3: Cross multiply
    167,543,788,850.85x = 251,314,027,109.46 × 76,759,453,969.16
  4. Step 4: Simplify right side
    167,543,788,850.85x = 19,290,727,495,711,567,380,480
  5. Step 5: Solve for x
    x = 19,290,727,495,711,567,380,480/167,543,788,850.85
  6. Step 6: Final answer
    x = 115,138,422,188.15

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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.