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