Not far in the past.
In China, 47.4GW of coal power capacity came online in 2023, GEM says. This increase accounted for two-thirds of the global rise in operating coal power capacity, which climbed 2% to 2,130GW.
China’s 70.2GW of new construction getting underway in 2023 represents 19-times more than the rest of the world’s 3.7GW. As the figure below highlights, the country’s trajectory (red line) is diverging significantly from the rest of the world (orange line).
In "Bewster's Millions" he also had to have nothing of value at the end.
So yes that is a good method for this formula of the question.