Question 1182037
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Regarding the height of the highest/tallest buildings in the world, look in the table at this link


https://en.wikipedia.org/wiki/List_of_tallest_buildings


to ensure that there are no buildings higher/taller than 828 meters on the Earth.



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On solving such problems using proportions,  learn from the lesson

&nbsp;&nbsp;&nbsp;&nbsp;- <A HREF=https://www.algebra.com/algebra/homework/proportions/lessons/Typical-problems-on-proportions.lesson>Typical problems on proportions</A>, &nbsp;&nbsp;Problem &nbsp;1

in this site.