4/9 divided by what equals 12
Answer:
The value of the unknown number is \(\frac{1}{27}\).
Step-by-step explanation:
It is given that if 4/9 is divided by an unknown number then the result is equal to 12.
We need to find the unknown number.
Let the unknown number be x.
\(\dfrac{\frac{4}{9}}{x}=12\)
It can be rewritten as
\(\dfrac{4}{9x}=12\)
Multiply both sides by 9x.
\(\dfrac{4}{9x}\times 9x=12\times 9x\)
\(4=108x\)
Divide both sides by 108.
\(\frac{4}{108}=x\)
\(\frac{1}{27}=x\)
Therefore, the value of the unknown number is \(\frac{1}{27}\).
The unknown number will be 1/27 that is 4/9 divided by 1/27 equals 12
Let the unknown number be x;
4/9 divided x equals 12 is expressed mathematically as:
\(\frac{\frac{4}{9}} {x} = 12\)
Cross multiply
4/9 = 12x
Cross multiply again to have:
4 = 9 12x
1 = 9 3x
1/9 = 3x
x = 1/27
Hence the unknown number will be 1/27 that is 4/9 divided by 1/27 equals 12
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