Home / 330,422,305.81-495,579,591.11-97,198,474.20

Finding the Fourth Proportional to 330,422,305.81, 495,579,591.11 and 97,198,474.20

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Solution

The fourth proportional to 330,422,305.81, 495,579,591.11 and 97,198,474.20 is: 145,781,865.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,422,305.81 : 495,579,591.11 = 97,198,474.20 : x
  2. Step 2: Convert to fraction form
    330,422,305.81/495,579,591.11 = 97,198,474.20/x
  3. Step 3: Cross multiply
    330,422,305.81x = 495,579,591.11 × 97,198,474.20
  4. Step 4: Simplify right side
    330,422,305.81x = 48,169,580,100,551,888
  5. Step 5: Solve for x
    x = 48,169,580,100,551,888/330,422,305.81
  6. Step 6: Final answer
    x = 145,781,865.37

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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.