Who are the top 5 richest people in the world and what are their current net worth?
As of October 2021, according to Forbes, the top 5 richest people in the world and their current net worth are:

1. Elon Musk - Net worth: $254.4 billion
2. Jeff Bezos - Net worth: $192.6 billion
3. Bernard Arnault - Net worth: $177.6 billion
4. Bill Gates - Net worth: $132 billion
5. Mark Zuckerberg - Net worth: $122.7 billion

It's worth to mention that these numbers are subject to change as per the dynamic nature of wealth and business.
Complete the following task based on the instruction and optional input provided.### Instruction:
Who are the top 5 richest people in the world and what are their current net worth?

### Output:
As of October 2021, according to Forbes, the top 5 richest people in the world and their current net worth are:

1. Elon Musk - Net worth: $254.4 billion
2. Jeff Bezos - Net worth: $192.6 billion
3. Bernard Arnault - Net worth: $177.6 billion
4. Bill Gates - Net worth: $132 billion
5. Mark Zuckerberg - Net worth: $122.7 billion

It's worth to mention that these numbers are subject to change as per the dynamic nature of wealth and business.