Final answer:
The given scenario does not provide enough information to determine the percentage of corporate ventures that reach profitability within six years. Further research or empirical data would be necessary.
Step-by-step explanation:
The question asks for the approximate percentage of corporate ventures that reach profitability within six years. Unfortunately, there is no specific information provided to directly answer the question. The given scenario talks about different investments and their probabilities of profit or loss, but it doesn't mention anything about the average percentage of corporate ventures.
Therefore, it is not possible to determine an exact percentage from the given information. To answer the question, one would need to look at empirical data, industry studies, or general statistics on corporate venture success rates.
It is important to note that the success or failure of corporate ventures can vary greatly depending on the industry, market conditions, and numerous other factors. It would be best to consult reliable sources or conduct further research to obtain an accurate estimation of the percentage of corporate ventures that reach profitability within six years.