Home / 6,824,533,512.40-10,236,800,268.60-3,329,139,767.20

Finding the Fourth Proportional to 6,824,533,512.40, 10,236,800,268.60 and 3,329,139,767.20

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Solution

The fourth proportional to 6,824,533,512.40, 10,236,800,268.60 and 3,329,139,767.20 is: 4,993,709,650.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,824,533,512.40 : 10,236,800,268.60 = 3,329,139,767.20 : x
  2. Step 2: Convert to fraction form
    6,824,533,512.40/10,236,800,268.60 = 3,329,139,767.20/x
  3. Step 3: Cross multiply
    6,824,533,512.40x = 10,236,800,268.60 × 3,329,139,767.20
  4. Step 4: Simplify right side
    6,824,533,512.40x = 34,079,738,863,079,899,136
  5. Step 5: Solve for x
    x = 34,079,738,863,079,899,136/6,824,533,512.40
  6. Step 6: Final answer
    x = 4,993,709,650.80

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Half scale
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Double scale
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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.