ZeroDivisionError: float division by zero

[sentry-io]

Sentry Issue: SENTRY-3HYQ

ZeroDivisionError: float division by zero
  File "sentry/dynamic_sampling/tasks/recalibrate_orgs.py", line 182, in recalibrate_projects_batch
    recalibrate_project(org_id, project_id, total, keep, sample_rates[project_id])
  File "sentry/dynamic_sampling/tasks/recalibrate_orgs.py", line 214, in recalibrate_project
    adjusted_factor = compute_adjusted_factor(
  File "sentry/dynamic_sampling/tasks/helpers/recalibrate_orgs.py", line 102, in compute_adjusted_factor
    return prev_factor * (target_sample_rate / effective_sample_rate)