#include <bits/stdc++.h>
using namespace std;
inline int My_abs(int x) { return x < 0 ? -x : x; }
int main() {
  int x, y, z, t1, t2, t3;
  int a, b;
  scanf("%d%d%d%d%d%d", &x, &y, &z, &t1, &t2, &t3);
  a = t1 * My_abs(y - x);
  b = t2 * (My_abs(x - z) + My_abs(x - y)) + 3 * t3;
  if (b <= a)
    printf("YES");
  else
    printf("NO");
  return 0;
}
