Home / 4,080,964,133.70-6,121,446,200.55-1,320,872,156.10

Finding the Fourth Proportional to 4,080,964,133.70, 6,121,446,200.55 and 1,320,872,156.10

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Solution

The fourth proportional to 4,080,964,133.70, 6,121,446,200.55 and 1,320,872,156.10 is: 1,981,308,234.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080,964,133.70 : 6,121,446,200.55 = 1,320,872,156.10 : x
  2. Step 2: Convert to fraction form
    4,080,964,133.70/6,121,446,200.55 = 1,320,872,156.10/x
  3. Step 3: Cross multiply
    4,080,964,133.70x = 6,121,446,200.55 × 1,320,872,156.10
  4. Step 4: Simplify right side
    4,080,964,133.70x = 8,085,647,841,370,631,168
  5. Step 5: Solve for x
    x = 8,085,647,841,370,631,168/4,080,964,133.70
  6. Step 6: Final answer
    x = 1,981,308,234.15

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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.