Home / 18,814,763,891.97-25,965,059,337.32-10,240,776,297.68

Finding the Fourth Proportional to 18,814,763,891.97, 25,965,059,337.32 and 10,240,776,297.68

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Solution

The fourth proportional to 18,814,763,891.97, 25,965,059,337.32 and 10,240,776,297.68 is: 14,132,644,223.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,814,763,891.97 : 25,965,059,337.32 = 10,240,776,297.68 : x
  2. Step 2: Convert to fraction form
    18,814,763,891.97/25,965,059,337.32 = 10,240,776,297.68/x
  3. Step 3: Cross multiply
    18,814,763,891.97x = 25,965,059,337.32 × 10,240,776,297.68
  4. Step 4: Simplify right side
    18,814,763,891.97x = 265,902,364,229,300,355,072
  5. Step 5: Solve for x
    x = 265,902,364,229,300,355,072/18,814,763,891.97
  6. Step 6: Final answer
    x = 14,132,644,223.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.