a1,b1,c1=gets.split.map &:to_i
k=gets.to_i
ans = false
com=[0,1,2].repeated_permutation(3).to_a
com.each do |i|
  tmp = []
  a=Marshal.load(Marshal.dump(a1))
  b=Marshal.load(Marshal.dump(b1))
  c=Marshal.load(Marshal.dump(c1))
  i.each do |j|
    if 0 == j
      a += a
    elsif 1 == j
      b += b
    elsif 2 == j
      c += c
    end
  end
  if b > a && c > b
    ans = true
    break
  end
end
puts ans ? 'Yes' : 'No'
