Home / 460,132,264.40-690,198,396.60-218,267,560.40

Finding the Fourth Proportional to 460,132,264.40, 690,198,396.60 and 218,267,560.40

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Solution

The fourth proportional to 460,132,264.40, 690,198,396.60 and 218,267,560.40 is: 327,401,340.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,132,264.40 : 690,198,396.60 = 218,267,560.40 : x
  2. Step 2: Convert to fraction form
    460,132,264.40/690,198,396.60 = 218,267,560.40/x
  3. Step 3: Cross multiply
    460,132,264.40x = 690,198,396.60 × 218,267,560.40
  4. Step 4: Simplify right side
    460,132,264.40x = 150,647,920,217,873,664
  5. Step 5: Solve for x
    x = 150,647,920,217,873,664/460,132,264.40
  6. Step 6: Final answer
    x = 327,401,340.60

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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.