Home / 8,221,106,718.54-11,345,138,218.62-4,461,917,286.06

Finding the Fourth Proportional to 8,221,106,718.54, 11,345,138,218.62 and 4,461,917,286.06

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Solution

The fourth proportional to 8,221,106,718.54, 11,345,138,218.62 and 4,461,917,286.06 is: 6,157,451,796.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,221,106,718.54 : 11,345,138,218.62 = 4,461,917,286.06 : x
  2. Step 2: Convert to fraction form
    8,221,106,718.54/11,345,138,218.62 = 4,461,917,286.06/x
  3. Step 3: Cross multiply
    8,221,106,718.54x = 11,345,138,218.62 × 4,461,917,286.06
  4. Step 4: Simplify right side
    8,221,106,718.54x = 50,621,068,330,400,538,624
  5. Step 5: Solve for x
    x = 50,621,068,330,400,538,624/8,221,106,718.54
  6. Step 6: Final answer
    x = 6,157,451,796.15

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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.