Home / 7,190,647,162.75-10,785,970,744.13-2,020,789,114.75

Finding the Fourth Proportional to 7,190,647,162.75, 10,785,970,744.13 and 2,020,789,114.75

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Solution

The fourth proportional to 7,190,647,162.75, 10,785,970,744.13 and 2,020,789,114.75 is: 3,031,183,672.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,190,647,162.75 : 10,785,970,744.13 = 2,020,789,114.75 : x
  2. Step 2: Convert to fraction form
    7,190,647,162.75/10,785,970,744.13 = 2,020,789,114.75/x
  3. Step 3: Cross multiply
    7,190,647,162.75x = 10,785,970,744.13 × 2,020,789,114.75
  4. Step 4: Simplify right side
    7,190,647,162.75x = 21,796,172,271,749,861,376
  5. Step 5: Solve for x
    x = 21,796,172,271,749,861,376/7,190,647,162.75
  6. Step 6: Final answer
    x = 3,031,183,672.13

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.