Home / 8,391,168,293.20-12,586,752,439.80-4,037,603,621.20

Finding the Fourth Proportional to 8,391,168,293.20, 12,586,752,439.80 and 4,037,603,621.20

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Solution

The fourth proportional to 8,391,168,293.20, 12,586,752,439.80 and 4,037,603,621.20 is: 6,056,405,431.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,391,168,293.20 : 12,586,752,439.80 = 4,037,603,621.20 : x
  2. Step 2: Convert to fraction form
    8,391,168,293.20/12,586,752,439.80 = 4,037,603,621.20/x
  3. Step 3: Cross multiply
    8,391,168,293.20x = 12,586,752,439.80 × 4,037,603,621.20
  4. Step 4: Simplify right side
    8,391,168,293.20x = 50,820,317,230,084,407,296
  5. Step 5: Solve for x
    x = 50,820,317,230,084,407,296/8,391,168,293.20
  6. Step 6: Final answer
    x = 6,056,405,431.80

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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.