EX-12.1 4 mro-2013331x10qxex121.htm EXHIBIT 12.1 MRO-2013.3.31-10Q-Ex.12.1


Exhibit 12.1


Marathon Oil Corporation
Computation of Ratio of Earnings to Fixed Charges
TOTAL ENTERPRISE BASIS - Unaudited



 
 
Three Months Ended
 
(In millions)
 
March 31,
 
 
 
 
 
 
 
 
 
 
2013
 
 
2012
 
 
 
 
 
 
 
 
Portion of rentals representing interest,
 
 
 
 
 
 
     including discontinued operations
 
$
6

 
 
$
6

 
 
 
 

 
 
 

 
Capitalized interest,
 
 

 
 
 

 
     including discontinued operations
 
5

 
 
19

 
 
 
 

 
 
 

 
Other interest and fixed charges,
 
 

 
 
 

 
     including discontinued operations
 
73

 
 
54

 
 
 
 

 
 
 

 
Total fixed charges (A)
 
$
84

 
 
$
79

 
 
 
 

 
 
 

 
Earnings-pretax income with
 
 

 
 
 

 
     applicable adjustments (B)
 
$
1,442

 
 
$
1,399

 
 
 
 

 
 
 

 
Ratio of (B) to (A)
 
17.17

 
 
17.71