Home / 85,451,133.56-117,921,912.50-46,292,630.18

Finding the Fourth Proportional to 85,451,133.56, 117,921,912.50 and 46,292,630.18

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Solution

The fourth proportional to 85,451,133.56, 117,921,912.50 and 46,292,630.18 is: 63,883,476.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,451,133.56 : 117,921,912.50 = 46,292,630.18 : x
  2. Step 2: Convert to fraction form
    85,451,133.56/117,921,912.50 = 46,292,630.18/x
  3. Step 3: Cross multiply
    85,451,133.56x = 117,921,912.50 × 46,292,630.18
  4. Step 4: Simplify right side
    85,451,133.56x = 5,458,915,485,891,355
  5. Step 5: Solve for x
    x = 5,458,915,485,891,355/85,451,133.56
  6. Step 6: Final answer
    x = 63,883,476.54

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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.