public float ValuePercentage(ビジネス優先度合計 totals)
 {
     return (float)100 * this.TotalValue / totals.TotalValue;
 }
 public float Priority(ビジネス優先度合計 totals)
 {
     var costAndRisk = CostPercentage(totals) + RiskPercentage(totals);
     return ValuePercentage(totals) / costAndRisk;
 }
 public float RiskPercentage(ビジネス優先度合計 totals)
 {
     return (float)100 * this.Ratings.Risk / totals.TotalRisk;
 }
 public float CostPercentage(ビジネス優先度合計 totals)
 {
     return (float)100 * this.Ratings.Cost / totals.TotalCost;
 }