Home / 109,969,791.46-151,755,665.26-61,077,258.34

Finding the Fourth Proportional to 109,969,791.46, 151,755,665.26 and 61,077,258.34

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Solution

The fourth proportional to 109,969,791.46, 151,755,665.26 and 61,077,258.34 is: 84,285,146.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,969,791.46 : 151,755,665.26 = 61,077,258.34 : x
  2. Step 2: Convert to fraction form
    109,969,791.46/151,755,665.26 = 61,077,258.34/x
  3. Step 3: Cross multiply
    109,969,791.46x = 151,755,665.26 × 61,077,258.34
  4. Step 4: Simplify right side
    109,969,791.46x = 9,268,819,971,643,584
  5. Step 5: Solve for x
    x = 9,268,819,971,643,584/109,969,791.46
  6. Step 6: Final answer
    x = 84,285,146.39

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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.