Home / 12,542,857,396.80-18,814,286,095.20-6,964,002,355.20

Finding the Fourth Proportional to 12,542,857,396.80, 18,814,286,095.20 and 6,964,002,355.20

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Solution

The fourth proportional to 12,542,857,396.80, 18,814,286,095.20 and 6,964,002,355.20 is: 10,446,003,532.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,542,857,396.80 : 18,814,286,095.20 = 6,964,002,355.20 : x
  2. Step 2: Convert to fraction form
    12,542,857,396.80/18,814,286,095.20 = 6,964,002,355.20/x
  3. Step 3: Cross multiply
    12,542,857,396.80x = 18,814,286,095.20 × 6,964,002,355.20
  4. Step 4: Simplify right side
    12,542,857,396.80x = 131,022,732,678,379,405,312
  5. Step 5: Solve for x
    x = 131,022,732,678,379,405,312/12,542,857,396.80
  6. Step 6: Final answer
    x = 10,446,003,532.80

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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.