Home / 20,738,508,703-28,619,232,131.46-11,223,061,251.64

Finding the Fourth Proportional to 20,738,508,703, 28,619,232,131.46 and 11,223,061,251.64

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Solution

The fourth proportional to 20,738,508,703, 28,619,232,131.46 and 11,223,061,251.64 is: 15,487,873,298.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,738,508,703 : 28,619,232,131.46 = 11,223,061,251.64 : x
  2. Step 2: Convert to fraction form
    20,738,508,703/28,619,232,131.46 = 11,223,061,251.64/x
  3. Step 3: Cross multiply
    20,738,508,703x = 28,619,232,131.46 × 11,223,061,251.64
  4. Step 4: Simplify right side
    20,738,508,703x = 321,195,395,186,279,120,896
  5. Step 5: Solve for x
    x = 321,195,395,186,279,120,896/20,738,508,703
  6. Step 6: Final answer
    x = 15,487,873,298.23

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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.