Home / 236,196,015.40-354,294,023.10-217,542,436.30

Finding the Fourth Proportional to 236,196,015.40, 354,294,023.10 and 217,542,436.30

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Solution

The fourth proportional to 236,196,015.40, 354,294,023.10 and 217,542,436.30 is: 326,313,654.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,196,015.40 : 354,294,023.10 = 217,542,436.30 : x
  2. Step 2: Convert to fraction form
    236,196,015.40/354,294,023.10 = 217,542,436.30/x
  3. Step 3: Cross multiply
    236,196,015.40x = 354,294,023.10 × 217,542,436.30
  4. Step 4: Simplify right side
    236,196,015.40x = 77,073,984,951,702,480
  5. Step 5: Solve for x
    x = 77,073,984,951,702,480/236,196,015.40
  6. Step 6: Final answer
    x = 326,313,654.45

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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.