Home / 330,434,125.89-495,568,782.68-97,218,431.25

Finding the Fourth Proportional to 330,434,125.89, 495,568,782.68 and 97,218,431.25

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Solution

The fourth proportional to 330,434,125.89, 495,568,782.68 and 97,218,431.25 is: 145,803,401.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,434,125.89 : 495,568,782.68 = 97,218,431.25 : x
  2. Step 2: Convert to fraction form
    330,434,125.89/495,568,782.68 = 97,218,431.25/x
  3. Step 3: Cross multiply
    330,434,125.89x = 495,568,782.68 × 97,218,431.25
  4. Step 4: Simplify right side
    330,434,125.89x = 48,178,419,628,135,680
  5. Step 5: Solve for x
    x = 48,178,419,628,135,680/330,434,125.89
  6. Step 6: Final answer
    x = 145,803,401.81

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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.