Enter the ratio you're interested in:

Try ratios like: '1 : 10', '5 to 6', '10' (will be taken as 10 : 1), '1000000'

What does a ratio of 5 : 1 look like?

Men's Olympic Triple Jump record (18.09 m)...

: Length of a standard full size snooker table (3.57 m) ...

Height of Mons Huygens (highest point on the moon) (5.5 km)...

: Height of Table Moutain, Cape Town (1.085 km) ...

Length of an iPhone 7 plus (158.2 mm)...

: Length of a standard 4 x 2 Lego brick (31.8 mm) ...

Height of Tugela Falls in South Africa (948 m)...

: Height of the Gateway Arch in St Louis (192 m) ...

Length of the Great Wall of China (8,850 km)...

: Length of the Limpopo River (1,800 km) ...

Read all about it!

Is That a Big Number? - the book - is now available from all good booksellers.

"This is a fun and riveting book. Written in an accessible and engaging way, it is unputdownable." Frost Magazine

Click here to learn more about it.

Click here for Podcast: Andrew Elliott interviewed for New Books Network.

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