Home / 166,696,541.25-230,038,244.26-92,355,610.78

Finding the Fourth Proportional to 166,696,541.25, 230,038,244.26 and 92,355,610.78

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Solution

The fourth proportional to 166,696,541.25, 230,038,244.26 and 92,355,610.78 is: 127,449,090.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,696,541.25 : 230,038,244.26 = 92,355,610.78 : x
  2. Step 2: Convert to fraction form
    166,696,541.25/230,038,244.26 = 92,355,610.78/x
  3. Step 3: Cross multiply
    166,696,541.25x = 230,038,244.26 × 92,355,610.78
  4. Step 4: Simplify right side
    166,696,541.25x = 21,245,322,551,391,128
  5. Step 5: Solve for x
    x = 21,245,322,551,391,128/166,696,541.25
  6. Step 6: Final answer
    x = 127,449,090.38

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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.