Home / 121,141,894.23-167,174,961.24-66,137,750.73

Finding the Fourth Proportional to 121,141,894.23, 167,174,961.24 and 66,137,750.73

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Solution

The fourth proportional to 121,141,894.23, 167,174,961.24 and 66,137,750.73 is: 91,269,630.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,141,894.23 : 167,174,961.24 = 66,137,750.73 : x
  2. Step 2: Convert to fraction form
    121,141,894.23/167,174,961.24 = 66,137,750.73/x
  3. Step 3: Cross multiply
    121,141,894.23x = 167,174,961.24 × 66,137,750.73
  4. Step 4: Simplify right side
    121,141,894.23x = 11,056,575,914,788,532
  5. Step 5: Solve for x
    x = 11,056,575,914,788,532/121,141,894.23
  6. Step 6: Final answer
    x = 91,269,630.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.