Home / 38,053,922,198.08-52,502,565,112.32-21,990,751,278.88

Finding the Fourth Proportional to 38,053,922,198.08, 52,502,565,112.32 and 21,990,751,278.88

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Solution

The fourth proportional to 38,053,922,198.08, 52,502,565,112.32 and 21,990,751,278.88 is: 30,340,390,272.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,053,922,198.08 : 52,502,565,112.32 = 21,990,751,278.88 : x
  2. Step 2: Convert to fraction form
    38,053,922,198.08/52,502,565,112.32 = 21,990,751,278.88/x
  3. Step 3: Cross multiply
    38,053,922,198.08x = 52,502,565,112.32 × 21,990,751,278.88
  4. Step 4: Simplify right side
    38,053,922,198.08x = 1,154,570,850,888,231,550,976
  5. Step 5: Solve for x
    x = 1,154,570,850,888,231,550,976/38,053,922,198.08
  6. Step 6: Final answer
    x = 30,340,390,272.48

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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.