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How do i get the exponent of ten if the answer is $286,330,760,848.37 and the number I'm multiplying is 2.836?

 Sep 6, 2016
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Problem:  2.836x  =  286 330 760 848.37

Use logarithms; you can use either common logarithms (log) or natural logarithms (ln).

 

--->         log( 2.836)  =  log( 286 330 760 848.37 )

--->     x · log( 2.836 )  =  log( 286 330 760 848.37 )

--->                           x  =  log( 286 330 760 848.37 ) / log( 2.836 )

--->                           x  =  25.30751144  (approx)

 

In step 2, any exponent within a log (or ln) expression can come out as a multiplier.

 Sep 6, 2016

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