Home / 3,981,064,799-5,493,871,786.20-2,220,932,207

Finding the Fourth Proportional to 3,981,064,799, 5,493,871,786.20 and 2,220,932,207

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Solution

The fourth proportional to 3,981,064,799, 5,493,871,786.20 and 2,220,932,207 is: 3,064,887,764.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,981,064,799 : 5,493,871,786.20 = 2,220,932,207 : x
  2. Step 2: Convert to fraction form
    3,981,064,799/5,493,871,786.20 = 2,220,932,207/x
  3. Step 3: Cross multiply
    3,981,064,799x = 5,493,871,786.20 × 2,220,932,207
  4. Step 4: Simplify right side
    3,981,064,799x = 12,201,516,791,100,196,864
  5. Step 5: Solve for x
    x = 12,201,516,791,100,196,864/3,981,064,799
  6. Step 6: Final answer
    x = 3,064,887,764.24

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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.