Home / 2,739,970,135.91-3,781,158,786.47-1,486,906,991.81

Finding the Fourth Proportional to 2,739,970,135.91, 3,781,158,786.47 and 1,486,906,991.81

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Solution

The fourth proportional to 2,739,970,135.91, 3,781,158,786.47 and 1,486,906,991.81 is: 2,051,931,648.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,739,970,135.91 : 3,781,158,786.47 = 1,486,906,991.81 : x
  2. Step 2: Convert to fraction form
    2,739,970,135.91/3,781,158,786.47 = 1,486,906,991.81/x
  3. Step 3: Cross multiply
    2,739,970,135.91x = 3,781,158,786.47 × 1,486,906,991.81
  4. Step 4: Simplify right side
    2,739,970,135.91x = 5,622,231,436,719,718,400
  5. Step 5: Solve for x
    x = 5,622,231,436,719,718,400/2,739,970,135.91
  6. Step 6: Final answer
    x = 2,051,931,648.10

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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.