Home / 436,162,022.80-654,243,034.20-313,718,016.40

Finding the Fourth Proportional to 436,162,022.80, 654,243,034.20 and 313,718,016.40

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Solution

The fourth proportional to 436,162,022.80, 654,243,034.20 and 313,718,016.40 is: 470,577,024.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,162,022.80 : 654,243,034.20 = 313,718,016.40 : x
  2. Step 2: Convert to fraction form
    436,162,022.80/654,243,034.20 = 313,718,016.40/x
  3. Step 3: Cross multiply
    436,162,022.80x = 654,243,034.20 × 313,718,016.40
  4. Step 4: Simplify right side
    436,162,022.80x = 205,247,826,932,741,376
  5. Step 5: Solve for x
    x = 205,247,826,932,741,376/436,162,022.80
  6. Step 6: Final answer
    x = 470,577,024.60

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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.