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