Home / 1,066,964,694.15-1,601,342,836.43-485,593,609.35

Finding the Fourth Proportional to 1,066,964,694.15, 1,601,342,836.43 and 485,593,609.35

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Solution

The fourth proportional to 1,066,964,694.15, 1,601,342,836.43 and 485,593,609.35 is: 728,798,105.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,964,694.15 : 1,601,342,836.43 = 485,593,609.35 : x
  2. Step 2: Convert to fraction form
    1,066,964,694.15/1,601,342,836.43 = 485,593,609.35/x
  3. Step 3: Cross multiply
    1,066,964,694.15x = 1,601,342,836.43 × 485,593,609.35
  4. Step 4: Simplify right side
    1,066,964,694.15x = 777,601,847,746,382,464
  5. Step 5: Solve for x
    x = 777,601,847,746,382,464/1,066,964,694.15
  6. Step 6: Final answer
    x = 728,798,105.51

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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.