With more than 240 million people, is the world's fourth most populous country.

INDONESIA.

Explanation:

population of a country is number of people living in a country

when we see the statistics of the population

1)  CHINA    (1.42 Billion )

2)  INDIA     (1.33 Billion )

3)  UNITED STATES (347 million)

4) INDONESIA (240 million)

hence, the fourth country with the population of 240 million is INDONESIA.

the language of nature was a manifestation from god as he said "let there be light" and there was light the world began to assume visible, comprehensible form.

what ever we know now think of the old vision of creation we can be sure that with out the speaking of word -without language- we would have no science today with its striking power to illuminate the world.