Home / 8,975,448,147.80-13,463,172,221.70-8,493,324,872.60

Finding the Fourth Proportional to 8,975,448,147.80, 13,463,172,221.70 and 8,493,324,872.60

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Solution

The fourth proportional to 8,975,448,147.80, 13,463,172,221.70 and 8,493,324,872.60 is: 12,739,987,308.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,975,448,147.80 : 13,463,172,221.70 = 8,493,324,872.60 : x
  2. Step 2: Convert to fraction form
    8,975,448,147.80/13,463,172,221.70 = 8,493,324,872.60/x
  3. Step 3: Cross multiply
    8,975,448,147.80x = 13,463,172,221.70 × 8,493,324,872.60
  4. Step 4: Simplify right side
    8,975,448,147.80x = 114,347,095,494,662,029,312
  5. Step 5: Solve for x
    x = 114,347,095,494,662,029,312/8,975,448,147.80
  6. Step 6: Final answer
    x = 12,739,987,308.90

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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.