Home / 3,785,199,069.20-5,669,305,138.20-3,105,721,821.20

Finding the Fourth Proportional to 3,785,199,069.20, 5,669,305,138.20 and 3,105,721,821.20

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Solution

The fourth proportional to 3,785,199,069.20, 5,669,305,138.20 and 3,105,721,821.20 is: 4,651,613,919.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785,199,069.20 : 5,669,305,138.20 = 3,105,721,821.20 : x
  2. Step 2: Convert to fraction form
    3,785,199,069.20/5,669,305,138.20 = 3,105,721,821.20/x
  3. Step 3: Cross multiply
    3,785,199,069.20x = 5,669,305,138.20 × 3,105,721,821.20
  4. Step 4: Simplify right side
    3,785,199,069.20x = 17,607,284,678,749,020,160
  5. Step 5: Solve for x
    x = 17,607,284,678,749,020,160/3,785,199,069.20
  6. Step 6: Final answer
    x = 4,651,613,919.60

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Double scale
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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.