war with Iran; Billions in profits of oil giants and increased costs for American households CNN: The continuation of the US war with Iran and the surge in global oil prices have greatly increased the profits of the major oil companies. ExxonMobil earned $15.4 billion and Chevron $10.4 billion in the third quarter; Chevron's profit grew by 186% compared to the same period last year. By contrast, the average price of a liter of gasoline in the United States has reached a record $4.12, and American households have paid an average of $1,184 more for fuel since the war began. The value of Donald Trump's oil and gas assets rose to $35.8 million in the first half of the year. Rank in social networks.