Home / 1,704,290,820.80-2,556,436,231.20-613,632,171.20

Finding the Fourth Proportional to 1,704,290,820.80, 2,556,436,231.20 and 613,632,171.20

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Solution

The fourth proportional to 1,704,290,820.80, 2,556,436,231.20 and 613,632,171.20 is: 920,448,256.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704,290,820.80 : 2,556,436,231.20 = 613,632,171.20 : x
  2. Step 2: Convert to fraction form
    1,704,290,820.80/2,556,436,231.20 = 613,632,171.20/x
  3. Step 3: Cross multiply
    1,704,290,820.80x = 2,556,436,231.20 × 613,632,171.20
  4. Step 4: Simplify right side
    1,704,290,820.80x = 1,568,711,515,085,601,280
  5. Step 5: Solve for x
    x = 1,568,711,515,085,601,280/1,704,290,820.80
  6. Step 6: Final answer
    x = 920,448,256.80

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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.