Home / 4,080,964,088.70-6,121,446,133.05-1,320,872,111.10

Finding the Fourth Proportional to 4,080,964,088.70, 6,121,446,133.05 and 1,320,872,111.10

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Solution

The fourth proportional to 4,080,964,088.70, 6,121,446,133.05 and 1,320,872,111.10 is: 1,981,308,166.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080,964,088.70 : 6,121,446,133.05 = 1,320,872,111.10 : x
  2. Step 2: Convert to fraction form
    4,080,964,088.70/6,121,446,133.05 = 1,320,872,111.10/x
  3. Step 3: Cross multiply
    4,080,964,088.70x = 6,121,446,133.05 × 1,320,872,111.10
  4. Step 4: Simplify right side
    4,080,964,088.70x = 8,085,647,476,746,684,416
  5. Step 5: Solve for x
    x = 8,085,647,476,746,684,416/4,080,964,088.70
  6. Step 6: Final answer
    x = 1,981,308,166.65

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Double scale
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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.