Home / 2,055,263,720.91-2,836,291,144.64-1,115,477,628.27

Finding the Fourth Proportional to 2,055,263,720.91, 2,836,291,144.64 and 1,115,477,628.27

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Solution

The fourth proportional to 2,055,263,720.91, 2,836,291,144.64 and 1,115,477,628.27 is: 1,539,373,894.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055,263,720.91 : 2,836,291,144.64 = 1,115,477,628.27 : x
  2. Step 2: Convert to fraction form
    2,055,263,720.91/2,836,291,144.64 = 1,115,477,628.27/x
  3. Step 3: Cross multiply
    2,055,263,720.91x = 2,836,291,144.64 × 1,115,477,628.27
  4. Step 4: Simplify right side
    2,055,263,720.91x = 3,163,819,319,100,653,568
  5. Step 5: Solve for x
    x = 3,163,819,319,100,653,568/2,055,263,720.91
  6. Step 6: Final answer
    x = 1,539,373,894.90

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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.