Home / 170,821,133.10-256,206,816.45-49,639,949.10

Finding the Fourth Proportional to 170,821,133.10, 256,206,816.45 and 49,639,949.10

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Solution

The fourth proportional to 170,821,133.10, 256,206,816.45 and 49,639,949.10 is: 74,452,692.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,821,133.10 : 256,206,816.45 = 49,639,949.10 : x
  2. Step 2: Convert to fraction form
    170,821,133.10/256,206,816.45 = 49,639,949.10/x
  3. Step 3: Cross multiply
    170,821,133.10x = 256,206,816.45 × 49,639,949.10
  4. Step 4: Simplify right side
    170,821,133.10x = 12,718,093,327,651,042
  5. Step 5: Solve for x
    x = 12,718,093,327,651,042/170,821,133.10
  6. Step 6: Final answer
    x = 74,452,692.69

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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.