Home / 1,704,290,853.80-2,556,436,280.70-613,632,204.20

Finding the Fourth Proportional to 1,704,290,853.80, 2,556,436,280.70 and 613,632,204.20

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Solution

The fourth proportional to 1,704,290,853.80, 2,556,436,280.70 and 613,632,204.20 is: 920,448,306.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704,290,853.80 : 2,556,436,280.70 = 613,632,204.20 : x
  2. Step 2: Convert to fraction form
    1,704,290,853.80/2,556,436,280.70 = 613,632,204.20/x
  3. Step 3: Cross multiply
    1,704,290,853.80x = 2,556,436,280.70 × 613,632,204.20
  4. Step 4: Simplify right side
    1,704,290,853.80x = 1,568,711,629,822,790,912
  5. Step 5: Solve for x
    x = 1,568,711,629,822,790,912/1,704,290,853.80
  6. Step 6: Final answer
    x = 920,448,306.30

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Half scale
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Double scale
Find fourth proportional to 1,704,290,854.80, 2,556,436,282.20 and 613,632,205.20
Similar ratio
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1.5x scale

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.