Part 1 Downloading a Bin file!
Lets go and install the Google Earth by going to the download page and select Linux: Google Earth 4.3 By going to the page should give you the download instructions automatically, but just in case click on the Google Earth 4.3 link and then download the bin file onto your desktop.
Part 2. Installing the bin file :D
Ok you are now all set and ready to install Google Earth (or a bin file of your choice)
Go to your terminal
yourname@yourname-desktop:~$ cd /home/Yourname/Desktop/
yourname@yourname-desktop:~/Desktop$ chmod a+x GoogleEarthLinux.bin
yourname@yourname-desktop:~/Desktop$ sudo ./GoogleEarthLinux.bin
[sudo] password for Yourname:
Verifying archive integrity... All good.
Uncompressing Google Earth for GNU/Linux 5.0.11733.9347..............................................................
loki_setup: Suspect size value for option option
loki_setup: Suspect size value for option option
loki_setup: Suspect size value for option option
Installing mimetypes...
Installing desktop menu entries...
Installing desktop icon...
You should receive your first pop-up for installation. Click on install and it install Google Earth for you. After that is finish you should have

If you have any questions please leave a comment.