Home / 236,196,010.40-354,294,015.60-217,542,431.30

Finding the Fourth Proportional to 236,196,010.40, 354,294,015.60 and 217,542,431.30

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Solution

The fourth proportional to 236,196,010.40, 354,294,015.60 and 217,542,431.30 is: 326,313,646.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,196,010.40 : 354,294,015.60 = 217,542,431.30 : x
  2. Step 2: Convert to fraction form
    236,196,010.40/354,294,015.60 = 217,542,431.30/x
  3. Step 3: Cross multiply
    236,196,010.40x = 354,294,015.60 × 217,542,431.30
  4. Step 4: Simplify right side
    236,196,010.40x = 77,073,981,548,664,144
  5. Step 5: Solve for x
    x = 77,073,981,548,664,144/236,196,010.40
  6. Step 6: Final answer
    x = 326,313,646.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.