Home / 149,375,118-206,141,307.84-83,294,971.32

Finding the Fourth Proportional to 149,375,118, 206,141,307.84 and 83,294,971.32

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Solution

The fourth proportional to 149,375,118, 206,141,307.84 and 83,294,971.32 is: 114,949,092.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,375,118 : 206,141,307.84 = 83,294,971.32 : x
  2. Step 2: Convert to fraction form
    149,375,118/206,141,307.84 = 83,294,971.32/x
  3. Step 3: Cross multiply
    149,375,118x = 206,141,307.84 × 83,294,971.32
  4. Step 4: Simplify right side
    149,375,118x = 17,170,534,324,400,090
  5. Step 5: Solve for x
    x = 17,170,534,324,400,090/149,375,118
  6. Step 6: Final answer
    x = 114,949,092.96

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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.