#include <bits/stdc++.h>
using namespace std;
long long x, y, z, t1, t2, t3;
long long walk;
long long q;
int main() {
  cin >> x >> y >> z >> t1 >> t2 >> t3;
  walk = abs(x - y) * t1;
  q = abs((x - y)) * t2 + abs((x - z)) * t2 + 3 * t3;
  if (q <= walk)
    printf("YES");
  else
    printf("NO");
  return 0;
}
