#include <bits/stdc++.h>
using namespace std;
int main() {
  ios::sync_with_stdio(false);
  cin.tie(0);
  long long int x, y, z, t1, t2, t3;
  cin >> x >> y >> z >> t1 >> t2 >> t3;
  long long int ans1 = abs(x - y) * t1;
  long long int ans3 = ((abs(z - x) + abs(x - y)) * t2) + (3 * t3);
  if (ans3 <= ans1)
    cout << "YES" << endl;
  else
    cout << "NO" << endl;
  return 0;
}
